目录
- 1.什么是JEL分类系统2.JEL分类系统的分类号
什么是JEL分类系统
JEL分类系统是指美国经济学会《经济文献杂志》（Journal of Economic Literature)所创立的对经济学文献的主题分类系统，并被现代西方经济学界广泛采用。该分类方法主要采用开头的一个英文字母与随后的两位阿拉伯数字一起对经济学各部类进行“辞书式”编码分类。
JEL分类系统的分类号
1、总论教学
（ A- General Economics and TEAChing ）
A1
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
A2 - Economics Education and TeACHing of Economics
A20 - General
A21 - PRe-college
A22 - Undergraduate
A23 - Graduate
A29 - Other
A3
A3 - Multisubject Collective Works
A30 - General
A31 - Multisubject Collected Writings of Individuals
A32 - Multisubject Volumes
A39 - Other
2、流派方法
( B-Schools of Economic Thought and Methodology )
B0
B0 - General
B00 - General
B1
B1 - History of Economic Thought through 1925
B10 - General
B11 - Preclassical
B12 - Classical
B13 - Neoclassical through 1925
B14 - Socialist; Marxist
B15 - Historical; Institutional
B16 - Quantitative
B19 - Other
B2
B2 - History of Economic Thought since 1925
B20 - General
B21 - MicROEconomics
B22 - Macroeconomics
B23 - Econometrics; Quantitative Studies
B24 - Socialist; Marxist
B25 - Historical; Institutional; Evolutionary; Austrian
B29 - Other
B3
B3 - History of Thought: Individuals
B30 - General
B31 - Individuals
B4
B4 - Economic Methodology
B40 - General
B41 - Economic Methodology
B49 - Other
B5
B5 - Current Heterodox Approaches
B50 - General
B51 - Socialist; Marxian; Sraffian
B52 - Institutional; Evolutionary
B53 - Austrian
B59 - Other
3、数理数量
(C-Mathematical and Quantitative Methods)
C0
C0 - General
C00 - General
C1
C1 - Econometric and Statistical Methods: General
C10 - General
C11 - Bayesian Analysis
C12 - Hypothesis Testing
C13 - EstIMation
C14 - Semiparametric and Nonparametric Methods
C15 - Statistical Simulation Methods; Monte Carlo Methods; Bootstrap Methods
C19 - Other
C2
C2 - Econometric Methods: Single Equation Models; Single Variables
C20 - General
C21 - Cross-Sectional Models; Spatial Models; TreATMent Effect Models
C22 - Time-Series Models
C23 - Models with Panel DATa
C24 - Truncated and Censored Models
C25 - Discrete Regression and Qualitative Choice Models
C29 - Other
C3
C3 - Econometric Methods: Multiple/Simultaneous Equation Models; Multiple Variables
C30 - General
C31 - Cross-Sectional Models; Spatial Models; Treatment Effect Models
C32 - Time-Series Models
C33 - Models with Panel Data
C34 - Truncated and Censored Models
C35 - Discrete Regression and Qualitative Choice Models
C39 - Other
C4
C4 - Econometric and Statistical Methods: Special Topics
C40 - General
C41 - Duration Analysis
C42 - Survey Methods
C43 - Index NuMBers and Aggregation
C44 - Statistical DecISIon Theory; Operations Research
C45 - Neural Networks and Related Topics
C49 - Other
C5
C5 - Econometric Modeling
C50 - General
C51 - Model Construction and Estimation
C52 - Model EVAluation and Testing
C53 - Forecasting and Other Model Applications
C59 - Other
C6
C6 - Mathematical Methods and Programming
C60 - General
C61 - Optimization Techniques; Programming Models; Dynamic Analysis
C62 - Existence and StaBIlity Conditions of Equilibrium
C63 - Computational Techniques
C65 - Miscellaneous Mathematical Tools
C67 - Input–Output Models
C68 - Computable General Equilibrium Models
C69 - Other
C7
C7 - Game Theory and Bargaining Theory
C70 - General
C71 - Cooperative Games
C72 - Noncooperative Games
C73 - STOChastic and Dynamic Games; Evolutionary Games
C78 - Bargaining Theory; Matching Theory
C79 - Other
C8
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
C87 - Econometric Software
C88 - Other Computer Software
C89 - Other
C9
C9 - Design of Experiments
C90 - General
C91 - Laboratory, Individual Behavior
C92 - Laboratory, Group Behavior
C93 - Field Experiments
C99 - Other
4、微观经济
(D-Microeconomics)
D0
D0 - General
D00 - General
D01 - Microeconomic Behavior: Underlying Principles
D02 - Institutions: Design, Formation, and Operations
D1
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
D2 - Production and Organizations
D20 - General
D21 - Firm Behavior
D23 - Organizational Behavior; Transaction Costs; Property Rights
D24 - Production; CAPItal and Total FaCTOr Productivity; CapaCITy
D29 - Other
D3
D3 - Distribution
D30 - General
D31 - Personal Income, Wealth, and Their Distributions
D33 - Factor Income Distribution
D39 - Other
D4
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
D5 - General Equilibrium and Disequilibrium
D50 - General
D51 - Exchange and Production Economies
D52 - Incomplete Markets
D57 - Input–Output Tables and Analysis
D58 - Computable and Other Applied General Equilibrium Models
D59 - Other
D6
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
D7 - Analysis of Collective DecISIon-Making
D70 - General
D71 - Social Choice; Clubs; Committees; Associations
D72 - Economic 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
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
D84 - Expectations; Speculations
D85 - Network Formation
D86 - Economics of Contract Law
D89 - Other
D9
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
5、宏观经济
(E-Macroeconomics and Monetary Economics)
E0
E0 - General
E00 - General
E01 - Measurement and Data on National Income and Product ACCOunts and Wealth
E1
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
E2 - Consumption, Saving, Production, Employment, and Investment
E20 - General
E21 - Consumption; Saving
E22 - Capital; Investment (including Inventories); CapaCITy
E23 - Production
E24 - Employment; Unemployment; Wages
E25 - Aggregate Factor Income Distribution
E26 - Informal Economy; Underground Economy
E27 - Forecasting and Simulation
E29 - Other
E3
E3 - Prices, Business Fluctuations, and Cycles
E30 - General
E31 - Price Level; Inflation; Deflation
E32 - Business Fluctuations; Cycles
E37 - Forecasting and Simulation
E39 - Other
E4
E4 - Money and Interest Rates
E40 - General
E41 - Demand for Money
E42 - Monetary Systems; Standards; Regimes; Government and the Monetary System
E43 - DetERMination of Interest Rates; Term Structure of Interest Rates
E44 - Financial Markets and the Macroeconomy
E47 - Forecasting and Simulation
E49 - Other
E5
E5 - Monetary Policy, Central Banking, and the Supply of Money and CrEDIt
E50 - General
E51 - Money Supply; Credit; Money Multipliers
E52 - Monetary Policy (Targets, Instruments, and Effects)
E58 - Central Banks and Their Policies
E59 - Other
E6
E6 -Macroeconomic Policy Formation, Macroeconomic Aspects of Public Finance, Macroeconomic Policy, and GeneralOutlook
E60 - General
E61 - Policy Objectives; Policy Designs and Consistency; Policy Coordination
E62 - Fiscal Policy; Public Expenditures, Investment, and Finance; Taxation
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
6、国际经济
(F-International Economics)
F0
F0 - GeneralF00 - General
F01 - Global Outlook
F02 - International Economic Order; Noneconomic International Organizations ·Economic Integration and Globalization: General
F1
F1 - Trade
F10 - General
F11 - Neoclassical Models of Trade
F12 - Models of Trade with Imperfect Competition and Scale Economies
F13 - Commercial Policy; Protection; Promotion; Trade Negotiations; International 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
F2 - International Factor Movements and International Business
F20 - General
F21 - International Investment; Long-Term Capital Movements
F22 - International Migration
F23 - Multinational Firms; International Business
F29 - Other
F3
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
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
7、金融经济
(G-Financial Economics)
G0
G0 - General
G00 - General
G1
G1 - General Financial Markets
G10 - General
G11 - Portfolio Choice; Investment Decisions
G12 - Asset Pricing
G13 - Contingent Pricing; Futures Pricing
G14 - Information and Market Efficiency; Event Studies
G15 - International Financial Markets
G18 - Government Policy and Regulation
G19 - Other
G2
G2 - Financial Institutions and Services
G20 - General
G21 - Banks; Other Depository Institutions; Mortgages
G22 - Insurance; Insurance Companies
G23 - Pension Funds; Other Private Financial Institutions
G24 - Investment Banking; Venture Capital; Brokerage
G28 - Government Policy and Regulation
G29 - Other
G3
G3 - Corporate Finance and Governance
G30 - General
G31 - Capital Budgeting; Investment Policy
G32 - Financing Policy; Capital and Ownership Structure
G33 - Bankruptcy; Liquidation
G34 - Mergers; Acquisitions; Restructuring; Corporate Governance
G35 - Payout Policy
G38 - Government Policy and Regulation
G39 - Other
8、公共经济
(H-Public Economics)
H0
H0 - General
H00 - General
H1
H1 - Structure and Scope of Government
H10 - General
H11 - Structure, Scope, and Performance of Government
H19 - Other
H2
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
H3 - Fiscal Policies and Behavior of Economic Agents
H30 - General
H31 - Household
H32 - Firm
H39 - Other
H4
H4 - Publicly Provided Goods
H40 - General
H41 - Public Goods
H42 - Publicly Provided Private Goods
H43 - Project Evaluation; Social Discount Rate
H49 - Other
H5
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
H6 - National Budget, Deficit, and Debt
H60 - General
H61 - Budget; Budget Systems
H62 - Deficit; Surplus
H63 - Debt; Debt Management
H69 - Other
H7
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
H77 - Intergovernmental Relations; Federalism
H79 - Other
H8
H8 - Miscellaneous Issues
H80 - General
H81 - Governmental Loans, Loan Guarantees, and Credits
H82 - Governmental Property
H83 - Public Administration
H87 - International Fiscal Issues; International Public Goods
H89 - Other
9、卫生经济
(I-Health, Education and Welfare)
I0
I0 - General
I00 - General
I1
I1 - Health
I10 - General
I11 - Analysis of Health Care Markets
I12 - Health Production: Nutrition, Mortality, Morbidity, Substance Abuse and Addiction, Disability, and Economic Behavior
I18 - Government Policy; Regulation; Public Health
I19 - Other
I2
I2 - Education
I20 - General
I21 - Analysis of Education
I22 - Educational Finance
I23 - Higher Education Research Institutions
I28 - Government Policy
I29 - Other
I3
I3 - Welfare and Poverty
I30 - General
I31 - General Welfare; Basic Needs; Living Standards; Quality of Life; Happiness
I32 - Measurement and Analysis of Poverty
I38 - Government Policy; Provision and Effects of Welfare Programs
I39 - Other
10、人口经济
(J-Labour and Demographic Economics)
J0
J0 - General
J00 - General
J1
J1 - Demographic Economics
J10 - General
J11 - Demographic Trends and Forecasts
J12 - Marriage; Marital Dissolution; Family Structure
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; Foregone Income
J18 - Public Policy
J19 - Other
J2
J2 - Time Allocation, Work Behavior, and Employment Determination and Creation; Human Capital
J20 - General
J21 - Labor Force and Employment, Size, and Structure
J22 - Time Allocation and Labor Supply
J23 - Employment Determination; Job Creation; Demand for Labor; Self-Employment
J24 - Human Capital; Skills; Occupational Choice; Labor Productivity
J26 - Retirement; Retirement Policies
J28 - Safety; Accidents; Industrial Health; Job Satisfaction; Related Public Policy
J29 - Other
J3
J3 - Wages, Compensation, and Labor Costs
J30 - General
J31 - Wage Level and Structure; Wage Differentials by Skill, Training, Occupation, etc.
J32 - Nonwage Labor Costs and Benefits; Private Pensions
J33 - Compensation PacKAges; Payment Methods
J38 - Public Policy
J39 - Other
J4
J4 - Particular Labor Markets
J40 - General
J41 - Contracts: Specific Human Capital, Matching Models, Efficiency Wage Models, and Internal Labor Markets
J42 - Monopsony; Segmented Labor Markets
J43 - Agricultural Labor Markets
J44 - Professional Labor Markets and Occupations
J45 - Public Sector Labor Markets
J48 - Public Policy
J49 - Other
J5
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
J58 - Public Policy
J59 - Other
J6
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
J7 - Labor Discrimination
J70 - General
J71 - Discrimination
J78 - Public Policy
J79 - Other
J8
J8 - Labor Standards: National and International
J80 - General
J81 - Working Conditions
J82 - Labor Force Composition
J83 - Workers' Rights
J88 - Public Policy
J89 - Other
11、法律经济
(K-Law and Economics)
K0
K0 - General
K00 - General
K1
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
K2 - Regulation and Business Law
K20 - General
K21 - Antitrust Law
K22 - Corporation and Securities Law
K23 - Regulated Industries and Administrative Law
K29 - Other
K3
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
K39 - Other
K4
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
L0 - General
L00 - General
L1
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; Macroeconomic Industrial Structure; Industrial Price Indices
L19 - Other
L2
L2 - Firm Objectives, Organization, and Behavior
L20 - General
L21 - Business Objectives of the Firm
L22 - Firm Organization and Market Structure: Markets vs. Hierarchies; Vertical Integration; Conglomerates
L23 - Organization of Production
L24 - Contracting Out; Joint Ventures
L25 - Firm Performance: Size, Age, Profit, and Sales
L29 - Other
L3
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
L39 - Other
L4
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 Enterprise, Nonprofit Institutions, and Professional Organizations
L49 - Other
L5
L5 - Regulation and Industrial Policy
L50 - General
L51 - Economics of Regulation
L52 - Industrial Policy; Sectoral Planning Methods
L53 - Government Promotion of Firms
L59 - Other
L6
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
L67 - Other Consumer Nondurables: Clothing, Textiles, Shoes, and LEAther
L68 - Appliances; Other Consumer Durables
L69 - Other
L7
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: Lumber and Paper
L74 - Construction
L78 - Government Policy
L79 - Other
L8
L8 - Industry Studies: Services
L80 - General
L81 - Retail and Wholesale Trade; Warehousing; e-Commerce
L82 - Entertainment; Media (Performing Arts, Visual Arts, Broadcasting, Publishing, etc.)
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
L9 - Industry Studies: Transportation and Utilities
L90 - General
L91 - Transportation: General
L92 - Railroads and Other Surface Transportation: Autos, Buses, Trucks, and Water Carriers; Ports
L93 - Air Transportation
L94 - Electric Utilities
L95 - Gas Utilities; PIPElines; Water Utilities
L96 - Telecommunications
L97 - Utilities: General
L98 - Government Policy
L99 - Other
13、企业管理
(M-Business Administration and Business Economics; Marketing; Accounting)
M0
M0 - General
M00 - General
M1
M1 - Business Administration
M10 - General
M11 - Production Management
M12 - Personnel Management
M13 - Entrepreneurship
M14 - Corporate Culture; Social Responsibility
M19 - Other
M2
M2 - Business Economics
M20 - General
M21 - Business Economics
M29 - Other
M3
M3 - Marketing and Advertising
M30 - General
M31 - Marketing
M37 - Advertising
M39 - Other
M4
M4 - Accounting and Auditing
M40 - General
M41 - Accounting
M42 - Auditing
M49 - Other
M5
M5 - Personnel Economics
M50 - General
M51 - Firm Employment Decisions; Promotions (hiring, firing, turnover, part-time, temporary workers, seniority issues)
M52 - Compensation and Compensation Methods and Their Effects (stock options, fringe benefits, incentives, family support programs, seniority issues)
M53 - Training
M54 - Labor Management (team formation, worker empowerment, job design, tasks and authority, job satisfaction)
M55 - Labor Contracting Devices: Outsourcing; Franchising; Other
M59 - Other
14、经济史
(N-Economic History)
N0
N0 - General
N00 - General
N01 - DevelOPMent of the Discipline: Historiographical; Sources and Methods
N1
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
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
N3 - Labor and Consumers, Demography, Education, Income, and Wealth
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
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
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
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
N7 - Transport, International and Domestic 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
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
N9 - Regional and Urban History
N90 - General, International, or Compa
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