Ink jet printers are a normal good only if, as income falls by a certain percentage, the quantity demanded rises by an even greater percentage

When the Fed lowers the federal funds rate, which of the following economic variables responds most rapidly?

A) other short-term interest rates B) consumption expenditure C) the supply of loanable funds D) the long-term real interest rate E) the inflation rate

The data illustrate the:

A. law of comparative advantage.
B. utility-maximizing rule.
C. law of diminishing marginal utility.
D. law of increasing opportunity costs.