If the market interest rate decreases, then there will be _____. ...

[Chelseaamend]

If the market interest rate decreases, then there will be _____.
 a. an upward movement along the investment demand curve
  b. a downward movement along the investment demand curve
  c. a rightward shift of the investment demand curve
 d. a leftward shift of the investment demand curve
 e. no movement along or shift of the investment demand curve

Question 2

Command-and-control regulation, as compared to incentive-based regulation, is:
 a. efficient in the short run and in the long run.
  b. efficient in the short run, but not in the long run.
  c. inefficient in the short run, but efficient in the long run.
  d. inefficient in the short run and long run.

[Athena23]

Answer to Question 1

b

Answer to Question 2

d