In the U.S., the largest share of national income is earned in the form of

The potential adult work force includes:

A) non-institutional population 13 years and over plus people on active duty in the military. B) non-institutional population 16 years and over plus people on active duty in the military. C) non-institutional population 18 years and over. D) civilian non-institutional population 16 years and over.

A firm's total fixed cost equals $2,500 . The firm's average fixed cost at 1, 5, and 10 units of output, respectively, will be: a. $2,500, $2,500, and $2,500

b. $2,500, $500, and $250. c. $2,500, $12,500, and $25,000. d. $2,500, $1,250, and $250.