a. In the 1970s, the United States had slow growth and high inflation. Which kind of shock best fits these facts?

- Negative real shock

- Positive real shock

- Negative aggregate demand shock

- Positive aggregate demand shock

b. Using the same categories, explain the late 1990s, when the United States experienced fast growth and falling inflation.

c. Again using the four same categories, explain the early 2000s, when the United States experienced slow growth and falling inflation.