If you wanted to compare the amount of fossil fuels, solar power, and wind energy used in the United States and Germany, which type of visual aid would be most effective?

The impact fiscal multiplier is a. usually estimated to have an average value of 2. b. usually estimated to have an average value of 0. c. the actual immediate multiplier effect of a fiscal policy action after taking into consideration direct fiscal offsets and other short-term crowding out of private spending. d. the multiplier effect of a fiscal policy action that applies to a long-run period after all influences on equilibrium real gdp have been taken into account.

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]

Paying attention to the purpose of her speech, which questions can she eliminate? a. 1 and 2 b. 3 c. 2 and 4 d. 1-4