The marginal propensity to save is:
a. the change in saving divided by the change in disposable income.
b. the change in disposable income divided by the change in saving.
c. saving divided by disposable income.
d. disposable income divided by saving.
e. saving divided by consumption.
a
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Which of the following is a defining characteristic of a perfectly competitive market?
A) advertisements by well-known celebrities B) persistent economic profits in the long run C) no restrictions on entry into the industry D) higher prices being charged for certain name brands
When comparing perfect competition to a single-price monopoly with the same costs
A) both market types use resources efficiently. B) there is a deadweight loss associated with a monopoly. C) the sum of producer and consumer surplus is maximized under a monopoly. D) the sum of producer and consumer surplus is minimized under perfect competition.
A major computer software company maintains a technical support center in a rural area and is the only employer in this region. Suppose the local labor supply curve shifts leftward due to net migration of workers from the area
What happens to the equilibrium outcome in this labor market? A) Labor demand shifts rightward, equilibrium wage and employment levels decline B) Labor demand shifts rightward, equilibrium wage and employment levels increase C) Labor demand curve remains the same, equilibrium wage and employment levels increase D) Labor demand curve remains the same, equilibrium wage increases, and employment declines
Explanations for the high precautionary savings in China includes all of these except:
A. lifetime employment and guaranteed state pensions. B. China's limited social safety net provides most people with little protection against health problems and medical costs. C. higher prices for things such as housing and education. D. the many uncertainties associated with changing economic institution and society as a whole.