Consider GDP calculated according to the expenditures approach. Which of the following components of GDP would need to decrease for GDP to increase?
a. Imports
b. Consumption
c. Exports
d. Investment
e. Government spending
a
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Which of the following statements concerning the long-run average cost (LRAC) curve is correct?
A) The LRAC curve represents the least-cost input combination of inputs for producing each level of output. B) The LRAC curve is derived from a series of short-run marginal cost curves. C) The short-run cost curve at the minimum point of the LRAC curve represents the least-cost plant size for all levels of output. D) As output increases, the amount of capital employed by the firm is held constant along the LRAC curve.
The text considers three methods that can be used to obtain empirical estimates of long-run costs in different industries
Of those three, surveys of expert opinion are considered to be most reliable because they are less subject to bias than the other two methods. Indicate whether the statement is true or false
A firm's production function is the relationship between the factors of production and the resulting outputs of the production process
Indicate whether the statement is true or false
Which factor would facilitate tacit collusion among firms in a market?
a. an increase in the number of firms. b. a decrease in the probability the market will continue into future periods. c. a decrease in the interest rate. d. none of these.