In the United States today, nearly ________ of the population has attained a college degree.

Something is called a barrier to entry only if it makes entry into an industry absolutely impossible

a. True b. False

If private consumption in the United States was 69 percent of GDP, investment was 18 percent, government purchases were 18 percent, exports were 9 percent, and imports were 14 percent, net exports were equal to ____ percent of GDP

a. -5 b. 5 c. -23 d. 23