Which of the following countries did not adopt the euro as their currency?

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.

The total income of capital and labor must equal the value of total:

A. production. B. revenue. C. investment. D. profits.