If fixed costs do not change, then marginal cost A. equals the change in average variable cost divided by the change in output. B. equals the change in variable cost divided by the change in output. C. equals the change in average fixed cost divided by the change in output. D. also remains constant.

As a group is leaving, you ask them if they had a good experience at the restaurant. they mention that they had poor service and their food was cold. a.apologize and ask them to give the restaurant another chance in the future. you tell them that guests usually have a great experience here. b.apologize then ask for the server’s name and immediately notify the manager after they leave. c.apologize for the bad experience and ask them to wait as you call the manager to talk to them. d.apologize for the bad experience and encourage them to complete the customer service survey. this feedback will ensure other guests do not have the same experience.

Hanna intends to give her granddaughter, melodee, her antique hat pin. this heirloom has been kept under lock and key in the wall vault in the library of hanna's house in virginia. the hat pin is currently the only item in the vault. when hanna is visiting melodee in connecticut, hanna gives melodee the only key to the vault. melodee is grateful for the present and excitedly accepts. in this situation has there been a completed gift?

Assume that the following conditions exist: a. all banks are fully loaned up- there are no excess reserves, and desired excess reserves are always zero. b. the money multiplier is 5 .     c. the planned investment schedule is such that at a 4 percent rate of interest, investment =$1450 billion. at 5 percent, investment is $1420 billion. d. the investment multiplier is 3 . e.. the initial equilibrium level of real gdp is $12 trillion. f. the equilibrium rate of interest is 4 percent now the fed engages in contractionary monetary policy. it sells $1 billion worth of bonds, which reduces the money supply, which in turn raises the market rate of interest by 1 percentage point. calculate the decrease in money supply after fed's sale of bonds: $nothing billion.