Taxation History 52 Law and legislation 30 Politics and government 26 Leather industry and trade 18 Finance, Public 14 Salt 14 more ... Income tax 12 Salt industry and trade 12 Economic conditions 11 Foreign trade regulation 10 Excise tax 9 Sugar 9 Colonies 7 Corporations 7 Economic policy 7 Sugar trade 7 Beer 6 Revenue 6 States 6 Coal 5 Economic aspects 5 Fiscal policy 5 Hearth-money 5 Meat 5 Tobacco 5 Appropriations and expenditures 4 Commerce 4 Government policy 4 Intergovernmental tax relations 4 less ...