For each of the following monetary policies, calculate the change in money supply.1. The Fed purchases $500 worth of bonds from banks and the required reserve ratio is 10%.2. The Fed sells $800 worth of bonds to banks and the required reserve ratio is 20%.3. The Fed purchases $3000 worth of bonds from banks and the required reserve ratio is 50%.4. The Fed makes $500 discount loans to banks. The required reserve ratio is 10%.5. The Fed lowers the required reserve ratio from 10% to 2%. The amount of bank reserves is $5 million.

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?

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An increase in the market price of men's haircuts, from $16 per haircut to $26 per haircut, initially causes a local barbershop to have its employees work overtime to increase the number of daily haircuts provided from 20 to 25. when the $26 market price remains unchanged for several weeks and all other things remain equal as well, the barbershop hires additional employees and provides 40 haircuts per day. what is the short-run price elasticity of supply? nothing (your answer should have two decimal places.) what is the long-run price elasticity of supply? nothing (your answer should have two decimal places.)