Gary's wealth is $1 million. Economists would say that Gary has $1 million worth of money

A profit-maximizing firm that uses an efficiency wage and monitors will increase the wage it pays its workers until

A) the worker requires no monitoring. B) the worker receives the market wage and requires full-time monitoring. C) the cost of monitoring the worker equals the efficiency wage. D) the change in the workers' productivity from being monitored times the per time unit cost of monitoring equals one.

Oligopolists need to consider:

A. the price effect. B. the supply effect. C. the substitution effect. D. the income effect.