The branch of economics that focuses on outcomes in highly aggregated markets, such as the markets for labor or consumption goods, is called:
a. macroeconomics

If a nation imports more than it exports, then its net exports are:

a. positive. b. negative. c. zero. d. unstable.

The balance of trade is defined as

A) the difference between the value of goods and services exported and the value of goods and services imported. B) the difference between the value of goods exported and the value of goods imported. C) the difference between the value of services exported and the value of services imported. D) none of the above.