The Wall Street Journal reports that the rate on 4-year Treasury securities is 1.60 percent and the rate on 5-year Treasury secu
rities is 2.15 percent. According to the unbiased expectations theory, what does the market expect the 1-year Treasury rate to be four years from today, E(5r1)
Interest is the right answer, Credit card companies often take in interest before the user pays of the principle to ensure higher profit margins in the long-run.