John has been laid off from his job because of a general downturn in the economy. John's unemployment is best classified as

Depository institutions undertake all the following activities EXCEPT they do not ________

A) print money B) minimize the cost of monitoring borrowers C) pool risk D) create liquidity

Given the total cost and total revenue curves in the above figure, what are the output levels at which the perfect competitor will earn a positive economic profit?

A) from 0 to 30,000 bushels B) from 0 to 60,000 bushels C) between 30,000 and 80,000 bushels D) over 80,000 bushels