The F-test is used to determine if
A) a regression coefficient is significant.
B) multicollinearity exists.
C) a regression equation significantly accounts for the variation in the value of a dependent variable.
D) an identification problem is present.
C
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According to the Taylor rule, the Federal Reserve sets interest rates in response to:
A. the inflation rate and the current output gap. B. the inflation rate and the unemployment rate. C. the current output gap and the target money supply growth. D. the S&P 500 index and the inflation rate.
Assuming that as a result of observed past increases in the aggregate price level, workers' expectation of the current price level rises. Then,
a. less labor will be supplied at each money wage because with the higher expectation about the aggregate price level since a given money wage corresponds to a lower real wage. b. the firm has to pay a higher money wage in order to obtain a given quantity of labor. c. more labor will be supplied at each money wage because with the higher expectation about the aggregate price level since a given money wage corresponds to a higher real wage. d. Both a and b e. Both b and c
Suppose that in a month the price of a liter of soda increases from $1 to $1.50. At the same time, the quantity of liters of soda supplied increases from 200 to 210. The price elasticity of supply for liters of soda (calculated using the initial value formula) is:
A. negative. B. inelastic. C. unit elastic. D. elastic.
According to A.W. Phillips, an inverse relationship has existed between
A. the inflation rate and the money supply. B. the inflation rate and unemployment rate. C. the rate of growth of the money supply and the unemployment rate. D. unemployment and interest rates.