What is the term that refers to a country's receipts garnered from its exports minus the costs of its imports?

The ___________ was a movement which transported slaves from the South to the North. This was documented in Harriet Beecher Stowe's 1852 novel Uncle Tom's Cabin, which sold more copies proportional to the American population than any book before or since.

Fill in the blank(s) with the appropriate word(s).

Much of the argument leveled against the U.S. government is that it does not do enough to support American industry and that what it does do is poorly organized. This argument suggests that a more comprehensive approach should be adopted to the problems of American industry and its external competitiveness. Identify and describe the five elements that should be considered when developing this comprehensive approach. Be sure to explain the relevance of each element.

What will be an ideal response?