21. In a perfectly-competitive world, restrictions placed by developing countries to halt a
“brain drain” would lead to __________ in efficiency and world output in a static sense;
over time, these restrictions might, other things equal, __________ in the per capita
income differences between developing countries and developed countries if skilled labor
has important production externalities.
22. According to the Department of Commerce information given in the textbook, the
country which has made the largest amount of foreign direct investment (FDI) in the
United States is __________.
23. According to the Department of Commerce information given in the textbook, the
industry in which the United States has made the largest amount of foreign direct
investment (FDI) abroad is __________.
24. If labor moves from a labor-abundant country to a capital-abundant country, other things
equal, consideration of the Rybczynski theorem suggests that the labor movement will
cause __________ production effect in the labor-abundant country.
25. If there is diminishing marginal productivity of labor in production (with other inputs
held constant), an outmigration of labor from low-wage country A to higher-wage
country B will lead, other things equal and if trade is taking place in accordance with the
Heckscher-Ohlin analysis, to __________ production effect in the capital-abundant
country.