The Keynesian contention that the short-run aggregate supply curve is horizontal is based on the assumption that there are

In the 1980s, a new category entitled ________ was added to M1

A) money market mutual fund deposits B) other checkable deposits C) demand deposits D) traveler's checks

A price discriminating monopolist will

A) charge a lower price to those consumers who have more elastic demand. B) charge a higher price to those consumers who have more inelastic demand. C) charge more to those consumers who have more substitute goods. D) charge the same price to all consumers.