Marginal cost begins to rise when
A. diminishing marginal product ends.
B. average total cost falls.
C. fixed cost falls.
D. diminishing marginal product begins.
Answer: D
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An economy that contains both perfect and imperfect competition and both regulated and non regulated industries is known as a
a. traditional economy. b. mixed economy. c. market economy. d. conglomerate economy.
In the multiple regression model, the t-statistic for testing that the slope is significantly different from zero is calculated
A) by dividing the estimate by its standard error. B) from the square root of the F-statistic. C) by multiplying the p-value by 1.96. D) using the adjusted R2 and the confidence interval.
According to the Keynesian model, in what ways will expansionary fiscal policy stimulate aggregate demand?
A reduction in a country's government budget deficit
a. shifts both the supply of loanable funds in the market for loanable funds and the supply of dollars in the market for foreign-currency exchange right. b. shifts both the supply of loanable funds in the market for loanable funds and the supply of dollars in the market for foreign-currency exchange left. c. shifts both the demand for loanable funds in the market for loanable funds and the demand for dollars in the market for foreign-currency exchange right. d. shifts both the demand for loanable funds in the market for loanable funds and the demand for dollars in the market for foreign-currency exchange left.