Taxation History 65 Income tax 41 Law and legislation 34 Economic policy 25 Corporations 23 Finance, Public 23 more ... Politics and government 23 Finance 20 Economic aspects 18 Economic conditions 18 Fiscal policy 14 States 12 Tax incidence 12 Government policy 8 Land value taxation 8 Colonies 7 Debts, Public 7 Environmental protection 7 Fossil fuels 7 Income distribution 7 Income 6 Investments, Foreign 6 Real property tax 6 Tax administration and procedure 6 Agriculture 5 Appropriations and expenditures 5 Budget 5 Capital levy 5 Carbon taxes 5 less ...