Use the following figure to answer the question below. The combination of zero pounds of corn and eighty pounds of green beans is

The economy is at the equilibrium shown as point a in the above figure. To restore the economy to potential GDP, the Fed should

A) buy government securities and thereby increase aggregate supply. B) sell government securities and thereby decrease aggregate demand. C) buy government securities and thereby decrease aggregate demand. D) buy government securities and thereby increase aggregate demand. E) sell government securities and thereby increase aggregate demand.

Determine if each of the products below displays any of the following characteristics:

(i) rivalry (ii) nonrivalry (iii) excludability (iv) nonexcludability. a. a freeway during peak commute hours b. an online college course c. infectious disease prevention d. open source software such as Linux e. a movie showing at Century Theatres