A situation in which the price charged is equal to society's opportunity cost is known as

Bans and quotas ___________ in situations where it is difficult or costly for authorities to monitor and punish rule-breakers.

A. often succeed B. sometimes succeed C. rarely succeed D. always succeed

The asset substitution effect tends to

A. cause an increase in savings. B. cause people to retire early. C. cause a decrease in savings. D. cause people to retire later.