Which of these changes was observed in the U.S. between 1929 and ...

[ENagel]

Which of these changes was observed in the U.S. between 1929 and 1933?
 a. The aggregate supply curve shifted inward with no change in the aggregate demand curve.
  b. The aggregate demand curve shifted inward with no change in the aggregate supply curve.
  c. The aggregate demand curve shifted outward with no change in the aggregate supply curve.
  d. The aggregate supply curve shifted outward with no change in the aggregate demand curve.
  e. The aggregate supply and demand curves both shifted outward.

Question 2

Which of the following is true for perfect competition, monopolistic competition, and monopoly?
 a. The product of all firms is homogeneous.
  b. Firms will earn zero economic profits in the long run.
  c. Short-run profits are maximized when marginal cost equals marginal revenue.
  d. All of these.

[vickyvicksss]

Answer to Question 1

b

Answer to Question 2

c

[ENagel]

Gracias!

[bblaney]

Thanks for the timely response, appreciate it