If planned investment changes as interest rates change, then
A) autonomous consumption changes.
B) autonomous investment changes.
C) total expenditures and output changes.
D) the marginal leakage rate changes.
C
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Other things remaining the same, a ________ in the real interest rate ________ the quantity of saving supplied and ________ the quantity of loanable funds supplied
A) rise; increases; decreases B) fall; increases; decreases C) fall; increases; increases D) fall; decreases; increases E) rise; increases; increases
Kate and Alice are small-town ready-mix concrete duopolists. The market demand function is Qd = 20,000 - 200P, where P is the price of a cubic yard of concrete and Qd is the number of cubic yards demanded per year. Marginal cost is $80 per cubic yard. The Cournot model describes the competition in this market. Which of the following gives Kate's best response function?
A. QK = 200 - 0.01QK B. QK = 100 - 0.005QA C. QK = 2,000 - 0.5QK D. QK = 2,000 - 0.5QA
When a non-discriminating monopolist is maximizing profit, then
a. its price equals its marginal cost b. its price equals its marginal revenue c. it is producing all units for which marginal revenue exceeds marginal cost d. its supply curve intersects the market demand curve e. its marginal cost curve intersects the market demand curve
When the Fed buys bonds in the open market, it pursues an expansionary monetary policy
a. true b. false