___________ unitary elasticity in either a supply or demand curve refers to a situation where a price change of one percent results in a quantity change of one percent.

Foreign investment in poor nations often requires

A) low rates of return to ensure the poor have a fair deal. B) high rates of return to justify the high risk of such investment. C) a constantly changing political structure to enhance profit opportunities. D) the total elimination of uncertainty in order to guarantee economic profit.

The figure above shows the costs for the typical grower in the perfectly competitive turnip market. Currently, the price is $1,000 for a ton of turnips. In the long run, the market supply of turnips will ________

A) decrease and the price of a ton of turnips will fall to $600 B) increase and the turnip grower's economic profit will increase C) increase and the turnip grower's economic profit will decrease D) decrease and the price of a ton of turnips will rise to $1,200