A positive "price surprise" will result in a
A) leftward shift in the short-run SAS curve.
B) leftward shift in the short-run AD curve.
C) rightward shift in the short-run AD curve.
D) rightward shift in the short-run SAS curve.
A
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Consider the special panel case where T = 2. If some of the omitted variables, which you hope to capture in the changes analysis, in fact change over time, then the estimator on the included change regressor
A) will be unbiased only when allowing for heteroskedastic-robust standard errors. B) may still be unbiased. C) will only be unbiased in large samples. D) will always be unbiased.
Which of the following will not cause the aggregate demand curve to shift?
a. an increase in government spending for interstate highways b. an increase in the sales of exports resulting from a change in the exchange rate c. a change in the price level d. an increase in the purchase of capital goods caused by a change in expectations e. a decrease in the construction of new houses caused by an increase in interest rates