A decrease in the demand for loanable funds and a leftward shift of the demand for loanable funds curve results from

In a market supply and demand graph, the socially efficient outcome occurs

a. Where the private marginal benefits intersect with the social marginal costs b. Where the private marginal benefits intersect with the private marginal costs c. Where the social marginal benefits intersect with the social marginal costs d. Where the social marginal benefits intersect with the private marginal costs e. Where externalities are maximized

In the above figure, suppose the economy is initially at point a. If the nominal interest rate increases, there is a movement to point such as

A) b. B) c. C) d. D) e.