Environmental problems in China
A) increase pressure for decentralization of power and authority from the ruling Communist party.
B) are not recognized by local Chinese interests, but get large amounts of attention from global activists.
C) are improving at a rapid pace in Chinese urban areas.
D) are generally not an issue domestically or globally.
A
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In a world with few impediments to capital mobility, the domestic interest rate equals the sum of the foreign interest rate and the expected depreciation of the domestic currency, a situation known as the
A) interest parity condition. B) purchasing power parity condition. C) exchange rate parity condition. D) foreign asset parity condition.
Consider the following earnings function:
ahei= ?0 + ?1×DFemmei + ?2×educi+...+ ui versus the alternative specification ahei= ?0 × DMale + ?1×DFemmei + ?2×educi+...+ ui where ahe is average hourly earnings, DFemme is a binary variable which takes on the value of "1" if the individual is a female and is "0" otherwise, educ measures the years of education, and DMale is a binary variable which takes on the value of "1" if the individual is a male and is "0" otherwise. There may be additional explanatory variables in the equation. a. How do the ?s and ?s compare? Putting it differently, having estimated the coefficients in the first equation, can you derive the coefficients in the second equation without re-estimating the regression? b. Will the goodness of fit measures, such as the regression R2, differ between the two equations? c. What is the reason why economists typically prefer the second specification over the first? What will be an ideal response?
A warranty offered by a seller is one way to overcome: a. A warranty offered by a seller is one way to overcome:. b. a negative externality problem
c. an adverse selection problem. d. a free-rider problem.
If the total wages paid change from $200,000 to $250,000 when the quantity of labor employed increases from five to seven workers, the marginal wage is
A. $50,000. B. $25,000. C. $250,000. D. $35,714.