1. The social marginal cost of the production of snowmobiles
A) Is less than the marginal external cost of production.
B) does not include the carbon emissions from snowmobiles.
C) is greater than the sum of the private marginal cost and external cost.
D) does not include the increased risk of accidents caused by the operation of snowmobiles.
E) includes the noise pollution imposed on those living near snowmobile trails.
2. What does the phrase "owners equivalent rent" mean?
3. Volunteers in the workforce have what effect on the GDP?