A firm wants to minimize the total cost of producing 100 tons of dynamite. The firm uses two factors of production, chemicals and labor. The combination of chemicals and labor that minimizes production costs will be found where
A) the marginal products of chemicals and labor are equal
B) the ratio of the amount of chemicals used to the amount of labor used equals the ratio of the marginal product of chemicals to the marginal product of labor
C) the ratio of the amount of chemicals used to the amount of labor used equals the ratio of the price of chemicals to the wage rate
D) the production of an additional unit of dynamite costs the same regardless of whether chemicals or labor are used
E) none of the above
D
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In the short run, a perfectly competitive firm earning positive economic profit is
A) on the downward-sloping portion of its ATC. B) at the minimum of its ATC. C) on the upward-sloping portion of its ATC. D) above its ATC. E) below its ATC.
Which of the following is included in M1?
A. Savings accounts B. Money market deposit accounts C. Money market mutual funds D. Travelers’ checks E. None of the above is included.