If net taxes decrease by $500 billion, both household disposable income and consumption spending will increase by $500 billion

A good or service or a resource is rival if

A) it is possible to prevent someone from enjoying its benefits. B) it is not possible to prevent someone from enjoying its benefits. C) its use by one person decreases the quantity available for someone else. D) its use by one person does not decrease the quantity available for someone else.

For a consumer to maximize utility, he will choose the

a. point where the slope of the budget line equals the slope of the indifference curve. b. any point where the budget line and indifference curve intersect. c. point where he gets the most of the good he prefers most. d. point where the marginal rate of substitution is greatest. e. the point where marginal utility is zero for both goods