Suppose that:

r = required reserve ratio = 0.15
c = {C/D} = currency ratio = 0.45
e = {ER/D} = excess reserve ratio = 0.05
MB = the monetary base = $3,000 billion

Given that the formula for the money multiplier is (1 + c)/(r + e + c), find the value for M, the money supply.

Carey company is borrowing $225,000 for one year at 9.5 percent from second intrastate bank. the bank requires a 15 percent compensating balance. the principal refers to funds the firm can effectively utilize (amount borrowed − compensating balance). a. what is the effective rate of interest? (use a 360-day year. input your answer as a percent rounded to 2 decimal places.) b. what would the effective rate be if carey were required to make 12 equal monthly payments to retire the loan?