Most economists who have studied it believe that the Great Depression was caused by:
A. the stock market crash.
B. illegal immigration.
C. poor economic policymaking.
D. a sharp decline in average labor productivity.
Answer: C
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One way of expressing the concept of the short-run Phillips curve is to say that: a. the cost of reducing unemployment is higher inflation
b. nothing but good comes from reducing unemployment. c. the cost of reducing inflation is lower unemployment. d. aggregate supply and aggregate demand will always be equal at the potential output level. e. the best economic policy is one that attempts to make the rate of inflation equal to the rate of unemployment.
Based on the figure below. Starting from long-run equilibrium at point C, a tax cut that increases aggregate demand from AD to AD1 will lead to a short-run equilibrium at point ________ and eventually to a long-run equilibrium at point ________, if left to self-correcting tendencies. 
A. D; C B. B; C C. B; A D. D; B
Other things equal, the prospect of imitation by others:
A. decreases the expected rate of return on R&D expenditures. B. increases the expected rate of return on R&D expenditures. C. increases the interest-rate cost of funds used to finance R&D expenditures. D. decreases the interest-rate cost of funds used to finance R&D expenditures.
The Federal Reserve System was established in which year?
A. 1913 B. 1929 C. 1865 D. 1965