Refer to Table 17-3. What is the amount of revenue added as a result of hiring the fourth worker?

A monopoly ________

A. can choose its price and output and always has the option of price discriminating B. is a price taker and by offering a range of discounts can price discri-minate C. that produces a good that cannot be resold might choose to price dis-criminate D. book store that offers a discount on Tuesdays is price discriminating

For all points above the 45-degree line, planned aggregate expenditure will be less than GDP

Indicate whether the statement is true or false