If the real interest rate is 4 percent and the inflation rate is 9 percent, then the nominal interest rate equals:

All else equal, when oil prices increase, some uneconomical sources of oil tend to become more economical, and this will ________ proven reserves of oil and ________ the number of years it will take to deplete the stock of oil

A) increase; increase B) increase; decrease C) decrease; increase D) decrease; decrease

In the pivotal Supreme Court decision Munn v Illinois (1877), the court held that only natural monopolies were subject to federal government regulation

Indicate whether the statement is true or false