What are the factors that cause a producer's average cost per unit to fall as output rises called?

Your upstairs neighbor is the first-chair violinist in the local symphony orchestra. Because you are very fond of violin music, you sit on your balcony each night to listen to her rehearse. In this case, your violin-playing neighbor is an example of a

A. public good. B. good that imposes an external cost. C. Pareto good. D. good that provides an external benefit.

If Sam Sneed desires a loan from the Marshall National Bank but the bank only has its legally required reserves on hand, then

a. Sam must go to another bank for his loan b. the Marshall National Bank can borrow directly from a state-chartered bank c. the Marshall National Bank cannot grant the loan because it is state chartered d. the Marshall National Bank can reduce its reserves e. the Marshall National Bank can borrow from its district Federal Reserve Bank