What is the percentage of income received by the lower three quintiles on line K?

Consider a demand curve that has a constant elasticity value of 0. What happens to quantity demanded and total revenue when price increases?

A) The quantity demanded does not change but total revenue decreases. B) The quantity demanded and total revenue fall to zero. C) The quantity demanded and total revenue remain the same. D) The quantity demanded does not change but total revenue increases.

The quantity theory of money is a theory of how

A) the money supply is determined. B) interest rates are determined. C) the nominal value of aggregate income is determined. D) the real value of aggregate income is determined.