The scientific evidence on the causes and consequences of global warming
a. is clear and indisputable.
b. has considerable uncertainty in its findings.
c. indicates global warming should be stopped regardless of cost.
d. is of no importance to economists.
B
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The Aluminum Company of America (Alcoa) had a monopoly until the 1940s because
A) it had control of almost all the available supply of bauxite. B) it had a patent on the manufacture of aluminum. C) it was a public enterprise. D) the company had a secret technique for making aluminum from bauxite.
A monopolist faces the inverse demand curve P = 60 - Q. It has variable costs of Q2 so that its marginal costs are 2Q, and it has fixed costs of 30. The monopoly's profit maximizing output is
A) 5. B) 10. C) 15. D) 20.
Fixed costs and overhead are identical
Indicate whether the statement is true or false
All points on an indifference curve represent combinations of two goods that are equally desirable to the consumer
a. True b. False Indicate whether the statement is true or false