If the demand for KFC chicken is price elastic, a fall in the price of KFC chicken will raise the total revenue

The pure interest yield

a. reflects the expectation that the loan will be repaid with dollars of less purchasing power. b. is the real price one must pay for earlier availability. c. reflects the probability of default. d. is the real rate of return one could expect if the funds were invested in the commodities market.

Karl Marx believed that the entrepreneur derived his profit from __________________.

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