Which of the following statements to explain why, in the real world, the fed cannot precisely control the money supply?
a. the fed cannot control the amount of money that households choose to hold as currency.
b. the fed cannot prevent banks from lending out required reserves.
c. the fed cannot control whether and to what extent banks hold excess reserves.

What is the opportunity cost in this scenario? harry has been very busy at work for the past two weeks. he has been working weekends too. finally, he is going to get a weekend off. originally, he planned to paint his apartment that weekend. he also considered going fishing for the weekend. but then his parents called and asked him to come for dinner because it has been a while since they have seen each other. later on, his friend theo informed him about a surprise birthday party for another friend. theo plans to reserve a room at a restaurant for the celebration, with the cost to reserve the room split between theo, harry, and three other friends. now harry is confused about what he should do over the weekend. he decides that, for him, the most important commitments are going over to his parent's house and attending his friend's birthday party. in the end, harry decides to see his parents.

Food, water, and shelter will not attract insects and rodents if recyclables are stored in

Suppose the price of a complement to lcd televisions rises. what effect will this have on the market equilibrium for lcd tvs?