From a management policy perspective, which regression result is the most useful?
A) a regression equation that passes the F-test
B) a regression equation whose explanatory variables all pass the t-test
C) a regression equation that has the highest R2
D) a regression equation that has the least number of dummy variables
B
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A firm can sell as many units of its output as it wants for $10 a piece. The current market wage rate for its workers is $20 per hour. It follows that the firm will hire workers up to the point where the last worker hired produces how much per hour?
a. one unit. b. two units. c. one-half a unit. d. 200 units.
The figure above shows depicts the marginal revenue and costs of a perfectly competitive firm. The price the firm charges is
A) $4 per unit. B) $8 per unit. C) $16 per unit. D) None of the above answers is correct.
The economy's current rate of interest is 10 percent and a firm has $10,000 of owner-invested capital. Its total revenue is $5000 and the firm's explicit costs are $3500. From this we know that this firm's
A) accounting profit is $500. B) economic profit is $1,500. C) accounting profit is $1,500. D) economic profit is $5,000.
The most basic investigative tool of economics is the
a. concept of scarcity. b. mechanism of supply and demand. c. coordination and trade syndrome. d. inflation-unemployment trade-off. e. regulation of business.