JEL Classification Codes
The JEL
Classification System is a subject classification system for
economics derived from Journal of Economic
Literature of the American Economic
Association.
(See also Wikipedia.)
    - A: General Economics and Teaching
        - A1: General Economics
            - A10: General
 
            - A11: Role of Economics; Role of Economists; Market for Economists
 
            - A12: Relation of Economics to Other Disciplines
 
            - A13: Relation of Economics to Social Values
 
            - A14: Sociology of Economics
 
            - A19: Other
 
 
        - A2: Economics Education and Teaching of Economics
 
        - A3: Collective Works
            - A30: General
 
            - A31: Collected Writings of Individuals
 
            - A32: Volumes
 
            - A33: Handbooks
 
            - A39: Other
 
 
 
    - B: Schools of Economic Thought and Methodology
        - B0: General
 
        - B1: History of Economic Thought through 1925
            - B10: General
 
            - B11: Preclassical
 
            - B12: Classical
 
            - B13: Neoclassical through 1925
 
            - B14: Socialist; Marxist
 
            - B15: Historical; Institutional
 
            - B16: History of Economic Thought: Quantitative and Mathematical
 
            - B19: Other
 
 
        - B2: History of Economic Thought since 1925
            - B20: General
 
            - B21: Microeconomics
 
            - B22: Macroeconomics
 
            - B23: History of Economic Thought: Econometrics; Quantitative and Mathematical Studies
 
            - B24: Socialist; Marxist; Sraffian
 
            - B25: Historical; Institutional; Evolutionary; Austrian
 
            - B29: Other
 
 
        - B3: History of Thought: Individuals
            - B30: General
 
            - B31: Individuals
 
            - B32: Obituaries
 
 
        - B4: Economic Methodology
            - B40: General
 
            - B41: Economic Methodology
 
            - B49: Other
 
 
        - B5: Current Heterodox Approaches
            - B50: General
 
            - B51: Socialist; Marxian; Sraffian
 
            - B52: Institutional; Evolutionary
 
            - B53: Austrian
 
            - B54: Feminist Economics
 
            - B59: Other
 
 
 
    - C: Mathematical and Quantitative Methods
        - C0: General
            - C00: General
 
            - C01: Econometrics
 
            - C02: Mathematical Methods
 
 
        - C1: Econometric and Statistical Methods: General
            - C10: General
 
            - C11: Bayesian Analysis
 
            - C12: Hypothesis Testing
 
            - C13: Estimation
 
            - C14: Semiparametric and Nonparametric Methods
 
            - C15: Simulation Methods
 
            - C16: Specific Distributions
 
            - C19: Other
 
 
        - C2: Single Equation Models; Single Variables
            - C20: General
 
            - C21: Cross-Sectional Models; Spatial Models; Treatment Effect Models; Quantile Regressions 
 
            - C22: Time-Series Models
 
            - C23: Models with Panel Data
 
            - C24: Truncated and Censored Models
 
            - C25: Discrete Regression and Qualitative Choice Models; Discrete Regressors 
 
            - C29: Other
 
 
        - C3: Multiple or Simultaneous Equation Models
            - C30: General
 
            - C31: Cross-Sectional Models; Spatial Models; Treatment Effect Models; Quantile Regressions 
 
            - C32: Time-Series Models
 
            - C33: Models with Panel Data
 
            - C34: Truncated and Censored Models
 
            - C35: Discrete Regression and Qualitative Choice Models; Discrete Regressors 
 
            - C39: Other
 
 
        - C4: Econometric and Statistical Methods: Special Topics
            - C40: General
 
            - C41: Duration Analysis
 
            - C43: Index Numbers and Aggregation
 
            - C44: Statistical Decision Theory; Operations Research
 
            - C45: Neural Networks and Related Topics
 
            - C46: Specific Distributions; Specific Statistics 
 
            - C49: Other
 
 
        - C5: Econometric Modeling
            - C50: General
 
            - C51: Model Construction and Estimation
 
            - C52: Model Evaluation and Selection
 
            - C53: Forecasting and Other Model Applications
 
            - C59: Other
 
 
        - C6: Mathematical Methods and Programming
            - C60: General
 
            - C61: Optimization Techniques; Programming Models; Dynamic Analysis
 
            - C62: Existence and Stability Conditions of Equilibrium
 
            - C63: Computational Techniques; Simulation Modeling 
 
            - C65: Miscellaneous Mathematical Tools
 
            - C67: Input-Output Models
 
            - C68: Computable General Equilibrium Models
 
            - C69: Other
 
 
        - C7: Game Theory and Bargaining Theory
            - C70: General
 
            - C71: Cooperative Games
 
            - C72: Noncooperative Games
 
            - C73: Stochastic and Dynamic Games; Evolutionary Games; Repeated Games
 
            - C78: Bargaining Theory; Matching Theory
 
            - C79: Other
 
 
        - C8: Data Collection and Data Estimation Methodology; Computer Programs
            - C80: General
 
            - C81: Methodology for Collecting, Estimating, and Organizing Microeconomic Data
 
            - C82: Methodology for Collecting, Estimating, and Organizing Macroeconomic Data
 
            - C83: Survey Methods; Sampling Methods 
 
            - C87: Econometric Software
 
            - C88: Other Computer Software
 
            - C89: Other
 
 
        - C9: Design of Experiments
            - C90: General
 
            - C91: Laboratory, Individual Behavior
 
            - C92: Laboratory, Group Behavior
 
            - C93: Field Experiments
 
            - C99: Other
 
 
 
    - D: Microeconomics
        - D0: General
            - D00: General
 
            - D01: Microeconomic Behavior: Underlying Principles
 
            - D02: Institutions: Design, Formation, and Operations
 
            - D03: Behavioral Economics; Underlying Principles 
 
 
        - D1: Household Behavior and Family Economics
            - D10: General
 
            - D11: Consumer Economics: Theory
 
            - D12: Consumer Economics: Empirical Analysis
 
            - D13: Household Production and Intrahousehold Allocation
 
            - D14: Personal Finance
 
            - D18: Consumer Protection
 
            - D19: Other
 
 
        - D2: Production and Organizations
            - D20: General
 
            - D21: Firm Behavior
 
            - D23: Organizational Behavior; Transaction Costs; Property Rights
 
            - D24: Production; Cost; Capital and Total Factor Productivity; Capacity
 
            - D29: Other
 
 
        - D3: Distribution
            - D30: General
 
            - D31: Personal Income, Wealth, and Their Distributions
 
            - D33: Factor Income Distribution
 
            - D39: Other
 
 
        - D4: Market Structure and Pricing
            - D40: General
 
            - D41: Perfect Competition
 
            - D42: Monopoly
 
            - D43: Oligopoly and Other Forms of Market Imperfection
 
            - D44: Auctions
 
            - D45: Rationing; Licensing
 
            - D46: Value Theory
 
            - D49: Other
 
 
        - D5: General Equilibrium and Disequilibrium
            - D50: General
 
            - D51: Exchange and Production Economies
 
            - D52: Incomplete Markets
 
            - D53: Financial Markets
 
            - D57: Input-Output Tables and Analysis
 
            - D58: Computable and Other Applied General Equilibrium Models
 
            - D59: Other
 
 
        - D6: Welfare Economics
            - D60: General
 
            - D61: Allocative Efficiency; Cost-Benefit Analysis
 
            - D62: Externalities
 
            - D63: Equity, Justice, Inequality, and Other Normative Criteria and Measurement
 
            - D64: Altruism
 
            - D69: Other
 
 
        - D7: Analysis of Collective Decision-Making
            - D70: General
 
            - D71: Social Choice; Clubs; Committees; Associations
 
            - D72: Models of Political Processes: Rent-Seeking, Elections, Legislatures, and Voting Behavior
 
            - D73: Bureaucracy; Administrative Processes in Public Organizations; Corruption
 
            - D74: Conflict; Conflict Resolution; Alliances
 
            - D78: Positive Analysis of Policy-Making and Implementation
 
            - D79: Other
 
 
        - D8: Information, Knowledge, and Uncertainty
            - D80: General
 
            - D81: Criteria for Decision-Making under Risk and Uncertainty
 
            - D82: Asymmetric and Private Information
 
            - D83: Search; Learning; Information and Knowledge; Communication; Belief
 
            - D84: Expectations; Speculations
 
            - D85: Network Formation and Analysis: Theory
 
            - D86: Economics of Contract: Theory
 
            - D87: Neuroeconomics
 
            - D89: Other
 
 
        - D9: Intertemporal Choice and Growth
            - D90: General
 
            - D91: Intertemporal Consumer Choice; Life Cycle Models and Saving
 
            - D92: Intertemporal Firm Choice and Growth, Investment, or Financing
 
            - D99: Other
 
 
 
    - E: Macroeconomics and Monetary Economics
        - E0: General
            - E00: General
 
            - E01: Measurement and Data on National Income and Product Accounts and Wealth
 
            - E02: Institutions and the Macroeconomy 
 
 
        - E1: General Aggregative Models
            - E10: General
 
            - E11: Marxian; Sraffian; Institutional; Evolutionary
 
            - E12: Keynes; Keynesian; Post-Keynesian
 
            - E13: Neoclassical
 
            - E17: Forecasting and Simulation
 
            - E19: Other
 
 
        - E2: Macroeconomics: Consumption, Saving, Production, Employment, and Investment
            - E20: General
 
            - E21: Consumption; Saving; Wealth
 
            - E22: Capital; Investment; Capacity
 
            - E23: Production
 
            - E24: Employment; Unemployment; Wages; Intergenerational Income Distribution; Aggregate Human Capital 
 
            - E25: Aggregate Factor Income Distribution
 
            - E26: Informal Economy; Underground Economy
 
            - E27: Forecasting and Simulation
 
            - E29: Other
 
 
        - E3: Prices, Business Fluctuations, and Cycles
            - E30: General
 
            - E31: Price Level; Inflation; Deflation
 
            - E32: Business Fluctuations; Cycles
 
            - E37: Forecasting and Simulation
 
            - E39: Other
 
 
        - E4: Money and Interest Rates
            - E40: General
 
            - E41: Demand for Money
 
            - E42: Monetary Systems; Standards; Regimes; Government and the Monetary System; Payment Systems 
 
            - E43: Determination of Interest Rates; Term Structure of Interest Rates
 
            - E44: Financial Markets and the Macroeconomy
 
            - E47: Forecasting and Simulation
 
            - E49: Other
 
 
        - E5: Monetary Policy, Central Banking, and the Supply of Money and Credit
            - E50: General
 
            - E51: Money Supply; Credit; Money Multipliers
 
            - E52: Monetary Policy
 
            - E58: Central Banks and Their Policies
 
            - E59: Other
 
 
        - E6: Macroeconomic Policy, Macroeconomic Aspects of Public Finance, and General Outlook
            - E60: General
 
            - E61: Policy Objectives; Policy Designs and Consistency; Policy Coordination
 
            - E62: Fiscal Policy
 
            - E63: Comparative or Joint Analysis of Fiscal and Monetary Policy; Stabilization
 
            - E64: Incomes Policy; Price Policy
 
            - E65: Studies of Particular Policy Episodes
 
            - E66: General Outlook and Conditions
 
            - E69: Other
 
 
 
    - F: International Economics
        - F0: General
            - F00: General
 
            - F01: Global Outlook
 
            - F02: International Economic Order
 
 
        - F1: Trade
            - F10: General
 
            - F11: Neoclassical Models of Trade
 
            - F12: Models of Trade with Imperfect Competition and Scale Economies
 
            - F13: Trade Policy; International Trade Organizations
 
            - F14: Country and Industry Studies of Trade
 
            - F15: Economic Integration
 
            - F16: Trade and Labor Market Interactions
 
            - F17: Trade Forecasting and Simulation
 
            - F18: Trade and Environment
 
            - F19: Other
 
 
        - F2: International Factor Movements and International Business
            - F20: General
 
            - F21: International Investment; Long-Term Capital Movements
 
            - F22: International Migration
 
            - F23: Multinational Firms; International Business
 
            - F24: Remittances
 
            - F29: Other
 
 
        - F3: International Finance
            - F30: General
 
            - F31: Foreign Exchange
 
            - F32: Current Account Adjustment; Short-Term Capital Movements
 
            - F33: International Monetary Arrangements and Institutions
 
            - F34: International Lending and Debt Problems
 
            - F35: Foreign Aid
 
            - F36: Financial Aspects of Economic Integration
 
            - F37: International Finance Forecasting and Simulation
 
            - F39: Other
 
 
        - F4: Macroeconomic Aspects of International Trade and Finance
            - F40: General
 
            - F41: Open Economy Macroeconomics
 
            - F42: International Policy Coordination and Transmission
 
            - F43: Economic Growth of Open Economies
 
            - F47: Forecasting and Simulation
 
            - F49: Other
 
 
        - F5: International Relations and International Political Economy
            - F50: General
 
            - F51: International Conflicts; Negotiations; Sanctions
 
            - F52: National Security; Economic Nationalism
 
            - F53: International Agreements and Observance; International Organizations
 
            - F54: Colonialism; Imperialism; Postcolonialism
 
            - F55: International Institutional Arrangements
 
            - F59: International Relations and International Political Economy: Other
 
 
 
    - G: Financial Economics
        - G0: General
            - G00: General
 
            - G01: Financial Crises 
 
 
        - G1: General Financial Markets
            - G10: General
 
            - G11: Portfolio Choice; Investment Decisions
 
            - G12: Asset Pricing; Trading volume; Bond Interest Rates
 
            - G13: Contingent Pricing; Futures Pricing
 
            - G14: Information and Market Efficiency; Event Studies
 
            - G15: International Financial Markets
 
            - G17: Financial Forecasting 
 
            - G18: Government Policy and Regulation
 
            - G19: Other
 
 
        - G2: Financial Institutions and Services
            - G20: General
 
            - G21: Banks; Other Depository Institutions; Micro Finance Institutions; Mortgages
 
            - G22: Insurance; Insurance Companies
 
            - G23: Pension Funds; Other Private Financial Institutions
 
            - G24: Investment Banking; Venture Capital; Brokerage; Ratings and Ratings Agencies 
 
            - G28: Government Policy and Regulation
 
            - G29: Other
 
 
        - G3: Corporate Finance and Governance
            - G30: General
 
            - G31: Capital Budgeting; Fixed Investment and Inventory Studies
 
            - G32: Financing Policy; Financial Risk and Risk Management; Capital and Ownership Structure
 
            - G33: Bankruptcy; Liquidation
 
            - G34: Mergers; Acquisitions; Restructuring; Corporate Governance
 
            - G35: Payout Policy
 
            - G38: Government Policy and Regulation
 
            - G39: Other
 
 
 
    - H: Public Economics
        - H0: General
 
        - H1: Structure and Scope of Government
            - H10: General
 
            - H11: Structure, Scope, and Performance of Government
 
            - H19: Other
 
 
        - H2: Taxation, Subsidies, and Revenue
            - H20: General
 
            - H21: Efficiency; Optimal Taxation
 
            - H22: Incidence
 
            - H23: Externalities; Redistributive Effects; Environmental Taxes and Subsidies
 
            - H24: Personal Income and Other Nonbusiness Taxes and Subsidies
 
            - H25: Business Taxes and Subsidies
 
            - H26: Tax Evasion
 
            - H27: Other Sources of Revenue
 
            - H29: Other
 
 
        - H3: Fiscal Policies and Behavior of Economic Agents
 
        - H4: Publicly Provided Goods
            - H40: General
 
            - H41: Public Goods
 
            - H42: Publicly Provided Private Goods
 
            - H43: Project Evaluation; Social Discount Rate
 
            - H44: Publicly Provided Goods: Mixed Markets
 
            - H49: Other
 
 
        - H5: National Government Expenditures and Related Policies
            - H50: General
 
            - H51: Government Expenditures and Health
 
            - H52: Government Expenditures and Education
 
            - H53: Government Expenditures and Welfare Programs
 
            - H54: Infrastructures; Other Public Investment and Capital Stock
 
            - H55: Social Security and Public Pensions
 
            - H56: National Security and War
 
            - H57: Procurement
 
            - H59: Other
 
 
        - H6: National Budget, Deficit, and Debt
            - H60: General
 
            - H61: Budget; Budget Systems
 
            - H62: Deficit; Surplus
 
            - H63: Debt; Debt Management
 
            - H68: Forecasts of Budgets, Deficits, and Debt
 
            - H69: Other
 
 
        - H7: State and Local Government; Intergovernmental Relations
            - H70: General
 
            - H71: State and Local Taxation, Subsidies, and Revenue
 
            - H72: State and Local Budget and Expenditures
 
            - H73: Interjurisdictional Differentials and Their Effects
 
            - H74: State and Local Borrowing
 
            - H75: State and Local Government: Health, Education, and Welfare
 
            - H76: State and Local Government: Other Expenditure Categories
 
            - H77: Intergovernmental Relations; Federalism; Secession
 
            - H79: Other
 
 
        - H8: Miscellaneous Issues
            - H80: General
 
            - H81: Governmental Loans, Loan Guarantees, Credits, and Grants
 
            - H82: Governmental Property
 
            - H83: Public Administration; Public Sector Accounting and Audits 
 
            - H87: International Fiscal Issues; International Public Goods
 
            - H89: Other
 
 
 
    - I: Health, Education, and Welfare
        - I0: General
 
        - I1: Health
            - I10: General
 
            - I11: Analysis of Health Care Markets
 
            - I12: Health Production
 
            - I18: Government Policy; Regulation; Public Health
 
            - I19: Other
 
 
        - I2: Education and Research Insititutions
            - I20: General 
 
            - I21: Analysis of Education
 
            - I22: Educational Finance
 
            - I23: Higher Education Research Institutions 
 
            - I28: Government Policy
 
            - I29: Other
 
 
        - I3: Welfare and Poverty
            - I30: General
 
            - I31: General Welfare
 
            - I32: Measurement and Analysis of Poverty
 
            - I38: Government Policy; Provision and Effects of Welfare Programs
 
            - I39: Other
 
 
 
    - J: Labor and Demographic Economics
        - J0: General
            - J00: General
 
            - J01: Labor Economics: General
 
            - J08: Labor Economics Policies
 
 
        - J1: Demographic Economics
            - J10: General
 
            - J11: Demographic Trends and Forecasts
 
            - J12: Marriage; Marital Dissolution; Family Structure; Domestic Abuse
 
            - J13: Fertility; Family Planning; Child Care; Children; Youth
 
            - J14: Economics of the Elderly; Economics of the Handicapped
 
            - J15: Economics of Minorities and Races; Non-labor Discrimination
 
            - J16: Economics of Gender; Non-labor Discrimination
 
            - J17: Value of Life; Forgone Income
 
            - J18: Public Policy
 
            - J19: Other
 
 
        - J2: Demand and Supply of Labor
            - J20: General
 
            - J21: Labor Force and Employment, Size, and Structure
 
            - J22: Time Allocation and Labor Supply
 
            - J23: Labor Demand
 
            - J24: Human Capital; Skills; Occupational Choice; Labor Productivity
 
            - J26: Retirement; Retirement Policies
 
            - J28: Safety; Job Satisfaction; Related Public Policy
 
            - J29: Other
 
 
        - J3: Wages, Compensation, and Labor Costs
            - J30: General
 
            - J31: Wage Level and Structure; Wage Differentials
 
            - J32: Nonwage Labor Costs and Benefits; Private Pensions
 
            - J33: Compensation Packages; Payment Methods
 
            - J38: Public Policy
 
            - J39: Other
 
 
        - J4: Particular Labor Markets
            - J40: General
 
            - J41: Labor Contracts
 
            - J42: Monopsony; Segmented Labor Markets
 
            - J43: Agricultural Labor Markets
 
            - J44: Professional Labor Markets; Occupational Licensing 
 
            - J45: Public Sector Labor Markets
 
            - J48: Public Policy
 
            - J49: Other
 
 
        - J5: Labor-Management Relations, Trade Unions, and Collective Bargaining
            - J50: General
 
            - J51: Trade Unions: Objectives, Structure, and Effects
 
            - J52: Dispute Resolution: Strikes, Arbitration, and Mediation; Collective Bargaining
 
            - J53: Labor-Management Relations; Industrial Jurisprudence
 
            - J54: Producer Cooperatives; Labor Managed Firms; Employee Ownership 
 
            - J58: Public Policy
 
            - J59: Other
 
 
        - J6: Mobility, Unemployment, and Vacancies
            - J60: General
 
            - J61: Geographic Labor Mobility; Immigrant Workers
 
            - J62: Job, Occupational, and Intergenerational Mobility
 
            - J63: Turnover; Vacancies; Layoffs
 
            - J64: Unemployment: Models, Duration, Incidence, and Job Search
 
            - J65: Unemployment Insurance; Severance Pay; Plant Closings
 
            - J68: Public Policy
 
            - J69: Other
 
 
        - J7: Labor Discrimination
            - J70: General
 
            - J71: Discrimination
 
            - J78: Public Policy
 
            - J79: Other
 
 
        - J8: Labor Standards: National and International
            - J80: General
 
            - J81: Working Conditions
 
            - J82: Labor Force Composition
 
            - J83: Workers' Rights
 
            - J88: Public Policy
 
            - J89: Other
 
 
 
    - K: Law and Economics
        - K0: General
 
        - K1: Basic Areas of Law
            - K10: General
 
            - K11: Property Law
 
            - K12: Contract Law
 
            - K13: Tort Law and Product Liability
 
            - K14: Criminal Law
 
            - K19: Other
 
 
        - K2: Regulation and Business Law
            - K20: General
 
            - K21: Antitrust Law
 
            - K22: Corporation and Securities Law
 
            - K23: Regulated Industries and Administrative Law
 
            - K29: Other
 
 
        - K3: Other Substantive Areas of Law
            - K30: General
 
            - K31: Labor Law
 
            - K32: Environmental, Health, and Safety Law
 
            - K33: International Law
 
            - K34: Tax Law
 
            - K35: Personal Bankruptcy Law
 
            - K36: Family and Personal Law
 
            - K39: Other
 
 
        - K4: Legal Procedure, the Legal System, and Illegal Behavior
            - K40: General
 
            - K41: Litigation Process
 
            - K42: Illegal Behavior and the Enforcement of Law
 
            - K49: Other
 
 
 
    - L: Industrial Organization
        - L0: General
 
        - L1: Market Structure, Firm Strategy, and Market Performance
            - L10: General
 
            - L11: Production, Pricing, and Market Structure; Size Distribution of Firms
 
            - L12: Monopoly; Monopolization Strategies
 
            - L13: Oligopoly and Other Imperfect Markets
 
            - L14: Transactional Relationships; Contracts and Reputation; Networks
 
            - L15: Information and Product Quality; Standardization and Compatibility
 
            - L16: Industrial Organization and Macroeconomics: Industrial Structure and Structural Change; Industrial Price Indices 
 
            - L17: Open Source Products and Markets
 
            - L19: Other
 
 
        - L2: Firm Objectives, Organization, and Behavior
            - L20: General
 
            - L21: Business Objectives of the Firm
 
            - L22: Firm Organization and Market Structure
 
            - L23: Organization of Production
 
            - L24: Contracting Out; Joint Ventures; Technology Licensing
 
            - L25: Firm Performance: Size, Diversification, and Scope
 
            - L26: Entrepreneurship
 
            - L29: Other
 
 
        - L3: Nonprofit Organizations and Public Enterprise
            - L30: General
 
            - L31: Nonprofit Institutions; NGOs
 
            - L32: Public Enterprises
 
            - L33: Comparison of Public and Private Enterprises; Privatization; Contracting Out
 
            - L38: Public Policy
 
            - L39: Other
 
 
        - L4: Antitrust Issues and Policies
            - L40: General
 
            - L41: Monopolization; Horizontal Anticompetitive Practices
 
            - L42: Vertical Restraints; Resale Price Maintenance; Quantity Discounts
 
            - L43: Legal Monopolies and Regulation or Deregulation
 
            - L44: Antitrust Policy and Public Enterprises, Nonprofit Institutions, and Professional Organizations
 
            - L49: Other
 
 
        - L5: Regulation and Industrial Policy
            - L50: General
 
            - L51: Economics of Regulation
 
            - L52: Industrial Policy; Sectoral Planning Methods
 
            - L53: Enterprise Policy
 
            - L59: Other
 
 
        - L6: Industry Studies: Manufacturing
            - L60: General
 
            - L61: Metals and Metal Products; Cement; Glass; Ceramics
 
            - L62: Automobiles; Other Transportation Equipment
 
            - L63: Microelectronics; Computers; Communications Equipment
 
            - L64: Other Machinery; Business Equipment; Armaments
 
            - L65: Chemicals; Rubber; Drugs; Biotechnology
 
            - L66: Food; Beverages; Cosmetics; Tobacco; Wine and Spirits
 
            - L67: Other Consumer Nondurables: Clothing, Textiles, Shoes, and Leather
 
            - L68: Appliances; Other Consumer Durables
 
            - L69: Other
 
 
        - L7: Industry Studies: Primary Products and Construction
            - L70: General
 
            - L71: Mining, Extraction, and Refining: Hydrocarbon Fuels
 
            - L72: Mining, Extraction, and Refining: Other Nonrenewable Resources
 
            - L73: Forest Products
 
            - L74: Construction
 
            - L78: Government Policy
 
            - L79: Other
 
 
        - L8: Industry Studies: Services
            - L80: General
 
            - L81: Retail and Wholesale Trade; e-Commerce
 
            - L82: Entertainment; Media
 
            - L83: Sports; Gambling; Recreation; Tourism
 
            - L84: Personal, Professional, and Business Services
 
            - L85: Real Estate Services
 
            - L86: Information and Internet Services; Computer Software
 
            - L87: Postal and Delivery Services
 
            - L88: Government Policy
 
            - L89: Other
 
 
        - L9: Industry Studies: Transportation and Utilities
            - L90: General
 
            - L91: Transportation: General
 
            - L92: Railroads and Other Surface Transportation
 
            - L93: Air Transportation
 
            - L94: Electric Utilities
 
            - L95: Gas Utilities; Pipelines; Water Utilities
 
            - L96: Telecommunications
 
            - L97: Utilities: General
 
            - L98: Government Policy
 
            - L99: Other
 
 
 
    - M: Business Administration and Business Economics; Marketing; Accounting
        - M0: General
 
        - M1: Business Administration
            - M10: General
 
            - M11: Production Management
 
            - M12: Personnel Management
 
            - M13: New Firms; Startups
 
            - M14: Corporate Culture; Social Responsibility
 
            - M15: IT Management
 
            - M16: International Business Administration
 
            - M19: Other
 
 
        - M2: Business Economics
            - M20: General
 
            - M21: Business Economics
 
            - M29: Other
 
 
        - M3: Marketing and Advertising
            - M30: General
 
            - M31: Marketing
 
            - M37: Advertising
 
            - M38: Government Policy and Regulation
 
            - M39: Other
 
 
        - M4: Accounting and Auditing
            - M40: General
 
            - M41: Accounting
 
            - M42: Auditing
 
            - M48: Government Policy and Regulation
 
            - M49: Other
 
 
        - M5: Personnel Economics
            - M50: General
 
            - M51: Firm Employment Decisions; Promotions
 
            - M52: Compensation and Compensation Methods and Their Effects
 
            - M53: Training
 
            - M54: Labor Management
 
            - M55: Labor Contracting Devices
 
            - M59: Other
 
 
 
    - N: Economic History
        - N0: General
            - N00: General
 
            - N01: Development of the Discipline: Historiographical; Sources and Methods
 
 
        - N1: Macroeconomics and Monetary Economics; Growth and Fluctuations
            - N10: General, International, or Comparative
 
            - N11: U.S.; Canada: Pre-1913
 
            - N12: U.S.; Canada: 1913-
 
            - N13: Europe: Pre-1913
 
            - N14: Europe: 1913-
 
            - N15: Asia including Middle East
 
            - N16: Latin America; Caribbean
 
            - N17: Africa; Oceania
 
 
        - N2: Financial Markets and Institutions
            - N20: General, International, or Comparative
 
            - N21: U.S.; Canada: Pre-1913
 
            - N22: U.S.; Canada: 1913-
 
            - N23: Europe: Pre-1913
 
            - N24: Europe: 1913-
 
            - N25: Asia including Middle East
 
            - N26: Latin America; Caribbean
 
            - N27: Africa; Oceania
 
 
        - N3: Labor and Consumers, Demography, Education, Health, Welfare, Income, Wealth, and Religion
            - N30: General, International, or Comparative 
 
            - N31: U.S.; Canada: Pre-1913 
 
            - N32: U.S.; Canada: 1913- 
 
            - N33: Europe: Pre-1913 
 
            - N34: Europe: 1913- 
 
            - N35: Asia including Middle East 
 
            - N36: Latin America; Caribbean 
 
            - N37: Africa; Oceania 
 
 
        - N4: Government, War, Law, and Regulation
            - N40: General, International, or Comparative
 
            - N41: U.S.; Canada: Pre-1913
 
            - N42: U.S.; Canada: 1913-
 
            - N43: Europe: Pre-1913
 
            - N44: Europe: 1913-
 
            - N45: Asia including Middle East
 
            - N46: Latin America; Caribbean
 
            - N47: Africa; Oceania
 
 
        - N5: Agriculture, Natural Resources, Environment, and Extractive Industries
            - N50: General, International, or Comparative
 
            - N51: U.S.; Canada: Pre-1913
 
            - N52: U.S.; Canada: 1913-
 
            - N53: Europe: Pre-1913
 
            - N54: Europe: 1913-
 
            - N55: Asia including Middle East
 
            - N56: Latin America; Caribbean
 
            - N57: Africa; Oceania
 
 
        - N6: Manufacturing and Construction
            - N60: General, International, or Comparative
 
            - N61: U.S.; Canada: Pre-1913
 
            - N62: U.S.; Canada: 1913-
 
            - N63: Europe: Pre-1913
 
            - N64: Europe: 1913-
 
            - N65: Asia including Middle East
 
            - N66: Latin America; Caribbean
 
            - N67: Africa; Oceania
 
 
        - N7: Transport, Trade, Energy, Technology, and Other Services
            - N70: General, International, or Comparative
 
            - N71: U.S.; Canada: Pre-1913
 
            - N72: U.S.; Canada: 1913-
 
            - N73: Europe: Pre-1913
 
            - N74: Europe: 1913-
 
            - N75: Asia including Middle East
 
            - N76: Latin America; Caribbean
 
            - N77: Africa; Oceania
 
 
        - N8: Micro-Business History
            - N80: General, International, or Comparative
 
            - N81: U.S.; Canada: Pre-1913
 
            - N82: U.S.; Canada: 1913-
 
            - N83: Europe: Pre-1913
 
            - N84: Europe: 1913-
 
            - N85: Asia including Middle East
 
            - N86: Latin America; Caribbean
 
            - N87: Africa; Oceania
 
 
        - N9: Regional and Urban History
            - N90: General, International, or Comparative
 
            - N91: U.S.; Canada: Pre-1913
 
            - N92: U.S.; Canada: 1913-
 
            - N93: Europe: Pre-1913
 
            - N94: Europe: 1913-
 
            - N95: Asia including Middle East
 
            - N96: Latin America; Caribbean
 
            - N97: Africa; Oceania
 
 
 
    - O: Economic Development, Technological Change, and Growth
        - O1: Economic Development
            - O10: General
 
            - O11: Macroeconomic Analyses of Economic Development
 
            - O12: Microeconomic Analyses of Economic Development
 
            - O13: Agriculture; Natural Resources; Energy; Environment; Other Primary Products
 
            - O14: Industrialization; Manufacturing and Service Industries; Choice of Technology
 
            - O15: Human Resources; Human Development; Income Distribution; Migration
 
            - O16: Economic Development: Financial Markets; Saving and Capital Investment; Corporate Finance and Governance
 
            - O17: Formal and Informal Sectors; Shadow Economy; Institutional Arrangements
 
            - O18: Regional, Urban, and Rural Analyses
 
            - O19: International Linkages to Development; Role of International Organizations
 
 
        - O2: Development Planning and Policy
            - O20: General
 
            - O21: Planning Models; Planning Policy
 
            - O22: Project Analysis
 
            - O23: Fiscal and Monetary Policy in Development
 
            - O24: Trade Policy; Factor Movement Policy; Foreign Exchange Policy
 
            - O25: Industrial Policy
 
            - O29: Other
 
 
        - O3: Technological Change; Research and Development
            - O30: General
 
            - O31: Innovation and Invention: Processes and Incentives
 
            - O32: Management of Technological Innovation and R&D
 
            - O33: Technological Change: Choices and Consequences; Diffusion Processes
 
            - O34: Intellectual Property Rights
 
            - O38: Government Policy
 
            - O39: Other
 
 
        - O4: Economic Growth and Aggregate Productivity
            - O40: General
 
            - O41: One, Two, and Multisector Growth Models
 
            - O42: Monetary Growth Models
 
            - O43: Institutions and Growth
 
            - O47: Measurement of Economic Growth; Aggregate Productivity; Cross-Country Output Convergence
 
            - O49: Other
 
 
        - O5: Economywide Country Studies
            - O50: General
 
            - O51: U.S.; Canada
 
            - O52: Europe
 
            - O53: Asia including Middle East
 
            - O54: Latin America; Caribbean
 
            - O55: Africa
 
            - O56: Oceania
 
            - O57: Comparative Studies of Countries
 
 
 
    - P: Economic Systems
        - P0: General
 
        - P1: Capitalist Systems
            - P10: General
 
            - P11: Planning, Coordination, and Reform
 
            - P12: Capitalist Enterprises
 
            - P13: Cooperative Enterprises
 
            - P14: Property Rights
 
            - P16: Political Economy
 
            - P17: Performance and Prospects
 
            - P19: Other
 
 
        - P2: Socialist Systems and Transitional Economies
            - P20: General
 
            - P21: Planning, Coordination, and Reform
 
            - P22: Prices
 
            - P23: Factor and Product Markets; Industry Studies; Population
 
            - P24: National Income, Product, and Expenditure; Money; Inflation
 
            - P25: Urban, Rural, and Regional Economics
 
            - P26: Political Economy; Property Rights
 
            - P27: Performance and Prospects
 
            - P28: Natural Resources; Energy; Environment
 
            - P29: Other
 
 
        - P3: Socialist Institutions and Their Transitions
            - P30: General
 
            - P31: Socialist Enterprises and Their Transitions
 
            - P32: Collectives; Communes; Agriculture
 
            - P33: International Trade, Finance, Investment, and Aid
 
            - P34: Financial Economics
 
            - P35: Public Economics
 
            - P36: Socialist Institutions and Their Transitions: Consumer Economics; Health, Education and Training, Welfare, and Poverty
 
            - P37: Legal Institutions; Illegal Behavior
 
            - P39: Other
 
 
        - P4: Other Economic Systems
            - P40: General
 
            - P41: Planning, Coordination, and Reform
 
            - P42: Productive Enterprises; Factor and Product Markets; Prices; Population
 
            - P43: Public Economics; Financial Economics
 
            - P44: National Income, Product, and Expenditure; Money; Inflation
 
            - P45: International Trade, Finance, Investment, and Aid
 
            - P46: Consumer Economics; Welfare and Poverty
 
            - P47: Performance and Prospects
 
            - P48: Political Economy; Legal Institutions; Property Rights
 
            - P49: Other
 
 
        - P5: Comparative Economic Systems
            - P50: General
 
            - P51: Comparative Analysis of Economic Systems
 
            - P52: Comparative Studies of Particular Economies
 
            - P59: Other
 
 
 
    - Q: Agricultural and Natural Resource Economics; Environmental and Ecological Economics
        - Q0: General
            - Q00: General
 
            - Q01: Sustainable Development
 
 
        - Q1: Agriculture
            - Q10: General
 
            - Q11: Aggregate Supply and Demand Analysis; Prices
 
            - Q12: Micro Analysis of Farm Firms, Farm Households, and Farm Input Markets
 
            - Q13: Agricultural Markets and Marketing; Cooperatives; Agribusiness
 
            - Q14: Agricultural Finance
 
            - Q15: Land Ownership and Tenure; Land Reform; Land Use; Irrigation
 
            - Q16: R&D; Agricultural Technology; Agricultural Extension Services
 
            - Q17: Agriculture in International Trade
 
            - Q18: Agricultural Policy; Food Policy
 
            - Q19: Other
 
 
        - Q2: Renewable Resources and Conservation
            - Q20: General
 
            - Q21: Demand and Supply
 
            - Q22: Fishery; Aquaculture
 
            - Q23: Forestry
 
            - Q24: Land
 
            - Q25: Water
 
            - Q26: Recreational Aspects of Natural Resources
 
            - Q27: Renewable Resources and Conservation: Issues in International Trade
 
            - Q28: Government Policy
 
            - Q29: Other
 
 
        - Q3: Nonrenewable Resources and Conservation
            - Q30: General
 
            - Q31: Demand and Supply
 
            - Q32: Exhaustible Resources and Economic Development
 
            - Q34: Natural Resources and Domestic and International Conflicts
 
            - Q33: Resource Booms
 
            - Q38: Government Policy
 
            - Q39: Other
 
 
        - Q4: Energy
            - Q40: General
 
            - Q41: Demand and Supply
 
            - Q42: Alternative Energy Sources
 
            - Q43: Energy and the Macroeconomy
 
            - Q48: Government Policy
 
            - Q49: Other
 
 
        - Q5: Environmental Economics
            - Q50: General
 
            - Q51: Valuation of Environmental Effects
 
            - Q52: Pollution Control Adoption Costs; Distributional Effects; Employment Effects 
 
            - Q53: Air Pollution; Water Pollution; Noise; Hazardous Waste; Solid Waste; Recycling
 
            - Q54: Climate; Natural Disasters; Global Warming
 
            - Q55: Technological Innovation
 
            - Q56: Environment and Development; Environment and Trade; Sustainability; Environmental Accounting; Environmental Equity; Population Growth
 
            - Q57: Ecological Economics: Ecosystem Services; Biodiversity Conservation; Bioeconomics; Industrial Ecology 
 
            - Q58: Government Policy
 
            - Q59: Other
 
 
 
    - R: Urban, Rural, and Regional Economics
        - R0: General
 
        - R1: General Regional Economics
            - R10: General
 
            - R11: Regional Economic Activity: Growth, Development, and Changes
 
            - R12: Size and Spatial Distributions of Regional Economic Activity
 
            - R13: General Equilibrium and Welfare Economic Analysis of Regional Economies
 
            - R14: Land Use Patterns
 
            - R15: Econometric and Input-Output Models; Other Models
 
            - R19: Other
 
 
        - R2: Household Analysis
            - R20: General
 
            - R21: Housing Demand
 
            - R22: Other Demand
 
            - R23: Regional Migration; Regional Labor Markets; Population; Neighborhood Characteristics 
 
            - R28: Government Policy
 
            - R29: Other
 
 
        - R3: Production Analysis and Firm Location
            - R30: General
 
            - R31: Housing Supply and Markets
 
            - R32: Other Production and Pricing Analysis
 
            - R33: Nonagricultural and Nonresidential Real Estate Markets
 
            - R34: Input Demand Analysis
 
            - R38: Government Policies; Regulatory Policies
 
            - R39: Other
 
 
        - R4: Transportation Systems
            - R40: General
 
            - R41: Transportation: Demand, Supply, and Congestion; Safety and Accidents; Transportation Noise
 
            - R42: Government and Private Investment Analysis 
 
            - R48: Government Pricing; Regulatory Policies; Transportation Planning
 
            - R49: Other
 
 
        - R5: Regional Government Analysis
            - R50: General
 
            - R51: Finance in Urban and Rural Economies
 
            - R52: Land Use and Other Regulations
 
            - R53: Public Facility Location Analysis; Public Investment and Capital Stock
 
            - R58: Regional Development Policy
 
            - R59: Other
 
 
 
    - Y: Miscellaneous Categories
        - Y1: Data: Tables and Charts
            - Y10: Data: Tables and Charts
 
 
        - Y2: Introductory Material
            - Y20: Introductory Material
 
 
        - Y3: Book Reviews (unclassified)
            - Y30: Book Reviews (unclassified)
 
 
        - Y4: Dissertations (unclassified)
            - Y40: Dissertations (unclassified)
 
 
        - Y5: Further Reading (unclassified)
            - Y50: Further Reading (unclassified)
 
 
        - Y6: Excerpts
 
        - Y8: Related Disciplines
 
        - Y9: Other
 
 
    - Z: Other Special Topics
        - Z0: General
 
        - Z1: Cultural Economics; Economic Sociology; Economic Anthropology
            - Z10: General
 
            - Z11: Economics of the Arts and Literature
 
            - Z12: Religion
 
            - Z13: Economic Sociology; Economic Anthropology
 
            - Z19: Other