How would a widespread adoption of credit cards affect the demand ...

[Zulu123]

How would a widespread adoption of credit cards affect the demand for money and the demand for money curve?
 
  What will be an ideal response?

Question 2

When producing a good creates pollution, an external cost, and the government imposes a tax equal to the marginal external cost, then
 
  A) the amount of output moves farther away from the efficient amount.
  B) transaction costs will be high.
  C) the efficient amount of the good will be produced.
  D) property rights must have already been established.

[dudman123]

Answer to Question 1

The widespread adoption of credit cards decreases the demand for money and shifts the demand for money curve leftward.

Answer to Question 2

C