If the marginal rate of technical substitution for a cost minimizing firm is 10, and the wage rate for labor is $5, what is the rental rate for capital?

For a lender in a (c,c') graph, the optimal consumption bundle is

A) to the left of the endowment point. B) to the right of the endowment point. C) on the endowment point. D) dependent on other factors.

Which of the following was an argument for using fiscal policy in situations like the Great Recession?

a. Congress can act quickly. b. The size of a recessionary gap may require the use of both fiscal and monetary policy. c. Once the federal funds rate is reduced to zero, monetary policy is less effective. d. all of the above