What must the saving rate be in the initial steady state

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In the U.S, the capital share of GDP is about 50 percent, the average growth in output is about 3 percent per year, the depreciation rate is about 4 percent per year, and the capital-output ratio is about 2.5. Suppose that the production function is Cobb-Douglas and that the U.S has been in a steady state.

a. What must the saving rate be in the initial steady state?

b. What is the marginal product of capital in the initial steady state?

c. Suppose that public policy alters the saving rate so that the economy reaches the Golden Rule level of capital. What will the marginal product of capital be at the Golden Rule steady state? Compare the marginal product at the Golden Rule steady state to the marginal product in the initial steady state. Explain.

d. What will the capital-output ratio be at the Golden Rule steady state?

Reference no: EM13892188

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