In the market for international loans, most countries, including the United States, are net borrowers

The three fundamental economic questions of what, how, and for whom:

A) exist because of scarcity. B) are much more serious in a socialist system. C) are not serious in a capitalistic system. D) are not relevant in the industrialized world of today.

Other things being constant, the only way to move along a given supply curve for a product is for

A) the product's relative price to change. B) the future relative price of related goods to change. C) the number of sellers to change. D) technological changes to occur.