Answer :
Answer:
E. coastal states
Explanation:
The influential economist Jeffrey Sachs argues that throughout history, coastal states, with their long engagements in international trade, have been the most supportive of market institutions.
According to Jeffrey Sachs, 'geography matters'; and that the U.S, economic activities are overwhelmingly concentrated at the oceans and great lakes coasts alluding to the fact that coastal proximity is significantly contributory to the productivity of countries in terms of international trade.