When the price of gas goes down and the demand for tires goes up, a likely possibility is that tires and gas are:

What is the opportunity cost of allocating more and more resources to the production of capital goods?

A. a decrease in real income B. the amount of consumption goods that could have been produced C. the increase in pollution D. the environmental goods foregone

A given change in disposable income would have the smallest effect on aggregate demand with which of the following marginal propensities to consume?

a. 0.4 b. 0.6 c. 0.8 d. 0.2