The size of the labor force in a country is equal to the:
A) number of unemployed workers in the country.
B) number of employed workers plus the number of unemployed workers in the country.
C) number of employed workers in the country.
D) number of employed workers minus the number of unemployed workers in the country.
B
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Institutions and laws, such as patent protection, that foster innovations lead to economic growth because they
A) give businesses loans to buy new machinery. B) give confidence to consumers that the products they buy are safe. C) allow the government control of the innovations. D) give confidence to inventors that they will profit from their innovation.
A demand-pull inflation initially is characterized by
A) increasing real output and a labor surplus. B) no change in real output and a labor shortage. C) decreasing real output and a labor surplus. D) decreasing real output and a labor shortage. E) increasing real output and a labor shortage.
If net exports is a negative number, the government sector must ________ if the private sector is in a ________
A) run a surplus; surplus B) equal zero; deficit C) run a deficit; surplus D) The statement errs because the accounts are not related.
A perfectly competitive firm has a random demand with a 90 percent chance of being $100, a 5 percent chance of $90, and a 5 percent chance of being $80. What is the firm's expected marginal revenue?
A) $96.40 B) $98.50 C) $92.75 D) $90.50