In the relevant price range a demand curve for a Giffen good would be

Which of the following is true of fiat money?

A) Fiat money is illegal and difficult to counterfeit. B) The raw materials required for the production of fiat money are available only in a few countries. C) Fiat money is not backed by a physical commodity. D) The technology required to produce fiat money is not widely available.

Suppose Diego deposits $4,000 in his bank. If the reserve ratio is 10 percent, this will lead to a maximum increase of ________ in checking account balances throughout all banks

A) $0 B) $4,000 C) $10,000 D) $40,000