Law and legislation Foreign trade regulation -- 2 Law and legislation -- 2 Black market 1 Commercial treaties 1 Environmental economics 1 Environmental law -- 1 more ... Export sales contracts 1 Foreign relations -- 1 Foreign trade regulation 1 Gray market -- 1 International business enterprises -- 1 Investments, Foreign -- 1 Marketing -- 1 Sustainable development -- 1 War and emergency powers -- 1 less ...