The United States has the largest percentage of foreigners in its overall population of any nation

Demand for a good will always rise when:

a. the price of a complementary good falls. b. the price of a substitute good falls. c. tastes change. d. incomes decrease. e. the price of the good falls.

Which of the following is correct?

A. Income is a stock and wealth is a flow concept. B. Both income and wealth are flow concepts. C. Both income and wealth are stock concepts. D. Income is a flow and wealth is a stock concept.