There are ________ voting members on the FOMC

Which of the following prevents potential competitors from entering a monopolist's market?

a. legal restrictions b. diseconomies of scale c. product differentiation d. stable market demand e. rising marginal cost

Which of the following is not an assumption made by the dynamic model of aggregate demand and aggregate supply?

A) Potential real GDP increases continuously. B) The aggregate demand curve shifts to the right during most periods. C) The short-run aggregate supply curve shifts to the right except during periods when workers and firms expect higher wages. D) Aggregate demand and potential real GDP decrease continuously.