Price wars are prima facie evidence of _____.

_____ is excludable and _____ is nonexcludable.

_____ is rival and _____ is nonrival.

A ________ program is one for which the recipient qualifies on the basis of ________.

Allocative efficiency best explains ________, and productive efficiency best explains ________.

As the marginal physical product of a variable input __________, the marginal cost __________.

Opportunity costs of production that require a monetary payment is known as

______ falls as output increases in Economies of scale.

Economic profits is Total revenues minus

______ rises as output expands in Diseconomies of scale.

Diminishing marginal product variable input ____, with other inputs ____.