【单选题】If both the marginal cost and the average variable cost curves are U-shaped, at the minimum point of the average total cost curve, the marginal cost curve must be:
【单选题】If the marginal benefit to consumers is greater than the marginal cost to producers, more should be produced because .
A.
consumers would be willing to purchase the extra output and producers would be willing to supply the units and both consumers and producers would be better off
B.
consumers can take advantage of sellers
C.
sellers can take advantage of buyers
D.
consumers and sellers would gain the same amount from further exchange
【单选题】The price of a bagel with cream cheese equals $2 and the price of a donut equals 50 cents. The marginal utility to Jade of the last bagel consumed equals 16 utils. If Jade maximizes her satisfaction b...