Country A limits other nation's exports to Country A to 1,000 tons of coal annually. This is an example of a(n):

If a good is scarce

A) some criteria must be established to determine who gets what. B) its price is above the market-clearing level. C) its price is below the market-clearing level. D) the quantity demanded is greater than the quantity supplied. E) the supply is less than the demand.

A payment that is made by the government for which no goods or services are given in return is known as

A) a public good. B) a transfer payment. C) a negative externality. D) a free rider.