Commercial policy Commerce 99 Economic policy 62 International economic relations 39 Tariff 39 Economic conditions 36 Foreign economic relations 35 History 35 Free trade 33 Congresses 20 Protectionism 20 Industrial policy 18 Industries 18 Colonies 17 International trade 16 Finance 13 Foreign trade regulation 13 Foreign relations 12 International finance 12 Foreign exchange 10 Government policy 10 Mathematical models 10 Balance of payments 9 Economic aspects 9 Economic integration 9 International economic integration 9 Investments, Foreign 9 Produce trade 9 Agriculture and state 8 Competition, International 8