In a graph with output on the horizontal axis and total revenue on the vertical axis, what is the shape of the total revenue curve for a perfectly competitive seller?

An increase in taxes (when Ricardian equivalence doesn't hold) causes the real interest rate to ________ and the price level to ________ in general equilibrium

A) rise; rise B) rise; fall C) fall; rise D) fall; fall

A rising inflation rate tends to injure the following types of people:

A) retirees and students with savings accounts. B) borrowers and homeowners. C) homeowners with mortgages and students with student loans. D) landowners and borrowers.