The total revenue is the

Research in the performance of developing nations with exchange rate pegs has shown that:

A) fixed exchange rates are 100% effective in curbing inflation and preventing hyperinflation. B) fixed exchange rates are 100% ineffective in curbing inflation and preventing hyperinflation. C) floating exchange rates are more effective in curbing inflation and preventing hyperinflation. D) fixed exchange rates are neither necessary nor sufficient to curb inflation and prevent hyperinflation.

In the economic way of thinking, bald eagles are a scarce good. Thus,

A) the bald eagle population can be maintained at no cost. B) the bald eagle population should be maintained at any cost. C) there are substitutes for bald eagles. D) there are no substitutes for bald eagles. E) economists don't like bald eagles.