Assuming no crowding-out, investment-accelerator, or multiplier effects, a $100 billion increase in government expenditures shifts aggregate demand a. left by $100 billion. b. right by $100 billion. c. left by more than $100 billion. d. right by more than $100 billion.

Arapid increase in the population of a city or town is most likely to lead to which of the following? a. higher-paying jobs. b. low housing prices. c. a seller's market. d. a drop in population density. 2b2t

Using a cps-sample of 7,440 individuals, you estimate the following regression: = 20.91 - 2.61 x female where female is a binary variable that takes on the value of 1 for females and is 0 otherwise. the standard error on the coefficient on female is 0.25. the 95% confidence interval for the gender wage gap, or the amount that females earn less, is: a) [-3.10, -2.12] b) [18.30, 23.52] c) [-3.02, -2.20] d) [-1.96, -1.64]

Consider a treasury bill with a rate of return of 5% and the following risky securities: security a: e(r) = .15; variance = .0400 security b: e(r) = .10; variance = .0225 security c: e(r) = .12; variance = .1000 security d: e(r) = .13; variance = .0625 the investor must develop a complete portfolio by combining the risk-free asset with one of the securities mentioned above. the security the investor should choose as part of her complete portfolio to achieve the best cal would be a. security a b. security b c. security c d. security d