In a graph of unemployment rates (on the horizontal axis) versus inflation rates (on the vertical axis), the short-run Phillips Curve is

Tim has a toenail clipping business that is a sole proprietorship. If he is sued for a botched pedicure

A) he has limited liability. B) he has separation of ownership and control. C) all of his personal assets are at risk. D) he will be taxed doubly.

Why does the Fed have imperfect control over the money supply over short periods?

a. Because of unpredictable changes in reserve requirements b. Because the public responds to open market operations in unpredictable fashions c. Because the Fed does not know how much reserves will change when it buys or sells securities d. Because of unpredictable changes in public desire to hold cash and banks' desires to hold reserves