When GDP is measured in "current prices" it is known as the

The above figure shows the marginal benefits and marginal costs of a college education. If no subsidies are paid, enrollment equals

A) 0. B) 10 million. C) 15 million. D) 25 million.

Which of the following production functions exhibits constant returns to scale?

A) q = KL B) q = KL0.5 C) q = K + L D) q = log(KL)