John only works in the summer between semesters. What type of unemployment is he experiencing?

Suppose that the United States does 1/2 of its trade with Canada, 1/4 with the United Kingdom, and 1/4 with Mexico. If the dollar real exchange rate rises by 10°/o with Canada, rises by 20% for the United Kingdom, and falls by 10% for Mexico, what is the percentage change in the real effective exchange rate?

a. 11.5% b. 10% c. 7.5% d. -2.5%

China's income inequality as measured by the Gini coefficient

a. has about doubled since MaoÕs time b. is greater than South Korea and Taiwan c. is low because China is a socialist country d. is less than that of Europe e. a and b are correct