The national wildlife refuge supports _______ wildlife refuges.

A _____ would be properly classified as cash.

A firm in perfect competition is a price taker because _______.

Relative to al, joe has ________ if joe can produce a good at a lower opportunity cost than al.

Efficiency means _______

When there are more substitutes for a product, the ________ for the product is ________.

Pyrolysis is a way of producing ________ from ________.

Pure monopolies are said to be allocatively inefficient because ____.

Pure competition is important to economists because it is __________________ .

Purchasing state lottery tickets is reinforced with monetary winnings on a ________ schedule.

Producers want to charge prices that _____ and, they hope, earn profits.