Government antitrust activity led to the breakup of AT&T in the 1980s because, among other things, it felt that AT&T had too much control over the telecommunications market. What type of market failure was most likely involved?

Decreases in the value of existing assets are called:

A. capital losses. B. investment. C. capital gains. D. saving.

If a positive permanent supply shock were to occur, the resulting equilibrium would be a:

A. higher level of output at lower prices. B. lower level of output and prices. C. higher level of output and prices. D. lower level of output at higher prices.