In Econland autonomous consumption equals 700, the marginal propensity to consume equals 0.80, net taxes are fixed at 50, investment is fixed at 100, government purchases are fixed at 100, and net exports are fixed at 40. The slope of the aggregate expenditures model line is
A. 0.90.
B. 0.80.
C. 0.20.
D. 0.99.
Answer: B
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Use the graph below to answer the next question.
Other things equal, an increase in labor productivity would cause a
A. move from a to b on D1. B. move from b to a on D1. C. shift from D2 to D3. D. shift from D3 to D2.
A monopoly is
A) a price taker. B) able to ignore the demand for its product when setting its price. C) able to set the price for its product. D) able to earn only a normal profit in the long run. E) a firm with no marginal revenue curve.
Complementary goods are goods people consume together, such as peanut butter and jelly. If the price of peanut butter falls, we predict
A) the demand for peanut butter would increase. B) the demand for jelly would increase. C) the demand for peanut butter would decrease. D) the demand for jelly would decrease.
The informal sector differs from the formal sector in that informal firms tend to
a. be larger b. be more capital intensive c. operate more apart from the usual laws and regulations d. produce goods and services not found elsewhere e. none of the above