Which of the following statements is not true?
a. If marginal social cost and marginal private cost are the same, any externality that
exists will be positive.
b. If marginal externality costs are not zero, externalities exist.
c. An expansion of property rights to include air quality and scenic beauty would bring
some private markets close to a socially optimal equilibrium.
d. The existence of pollution as the byproduct of a production or exchange process
indicates a market failure.
e. When municipal water supplies have heavy concentration of agricultural chemicals, it
is probable that agricultural output from the area is produced in quantities greater than
the socially optimal level.
If the economy is experiencing unemployment, then the most appropriate government
policy would be to:
a. shift the aggregate demand curve by using a tax increase coupled with spending cuts.
b. shift the aggregate demand curve by using a tax increase coupled with more
spending.
c. shift the aggregate demand curve by using a tax cut coupled with spending cuts.
d. shift the aggregate demand curve by using a tax cut coupled with more spending.
e. shift the aggregate supply curve by using a tax cut coupled with spending cuts.