International trade 359 History 260 Economics 234 International commerce 217 Trade 208 PhD Theses 182 Commerce 166 Foreign trade regulation 145 India 139 Foreign trade 113 International economic relations 102 Trees 97 Time management 92 Tourist trade 88 Food industry and trade 86 Agriculture 81 International business/International Commerce/International trade 77 Economic development 75 Dissertations, Academic (Ph.D) 67 Globalization 66 Commercial policy 65 Finance 65 International Trade 63 Education 61 International business/International Commerce/International marketing/International trade 61 Social Sciences 61 Free trade 59 Philosophy 59 Politics and government 59 Time-series analysis 59