During the depths of the Great Depression the United States' official unemployment rate reached ________ percent.

During the Great Depression, the unemployment rate for the United States peaked at approximately

A) 10%. B) 70%. C) 45%. D) 25%.

Output per person is 170 in an economy in which 15 percent of the population are engaged in research and development, where their productivity is 0.002, and the total population size is 100 million

If this economy is on a balanced growth path, then output per person in the next period will be ________. A) 175.1 B) 195.5 C) 176.2 D) 177.3