Suppose the working-age population of Country A is 200 million, the number employed is 130 million, and the number unemployed is 10 million. What is the labor force participation rate?

If the marginal benefit were greater than the cost of a good:

A. consumers could increase their utility by buying more. B. consumers could increase their utility by buying less. C. producers should decrease production. D. social net benefit would be maximized.

Given the equations for demand and supply: Qd = 48 ? 4P and Qs = 4P ? 16, respectively, the quantity demanded equals the quantity supplied at a price of:

A. $12. B. $4. C. $16. D. $8.