Economists use the term "utility" to refer to the usefulness of a good or service, and so consequently aesthetic products like art, music, and vacations have no utility

Refer to the above figure. If the economy is at E and the government wants to increase aggregate demand to AD3, but the increase in spending only shifts the aggregate demand curve to AD2, then

A) complete crowding out has occurred. B) some crowding out has occurred. C) the increased borrowing caused interest rates to fall. D) the short-run aggregate supply curve is steeper than the figure indicates.

As we approach total pollution abatement

A) the marginal benefit to society declines. B) the marginal benefit to society increases. C) the marginal benefit to society increases, but at a decreasing rate. D) the marginal cost to society declines.