In ____, each competing firm is determined to sell at a price that is lower than the prices of its rivals, often regardless of whether that price covers the pertinent cost

What is one kind of monopoly that the U.S. government generally permits?

a. the telephone company b. professional sports leagues c. low-price gasoline d. certain kinds of medications

Ceteris paribus, in a closed economy, if consumers become more optimistic ________

A) autonomous consumption would decrease B) the equilibrium interest rate should increase C) saving should increase D) all of the above E) none of the above