According to the MIT study discussed in the module, a cap and trade system to reduce greenhouse gas emissions in the United States would lead to

a. no significant costs.

b. significant but not overwhelming costs.

c. a loss of roughly three year’s real GDP over the next 40 years.

d. a reduction in real GDP per capita of over 10%.

e. a loss of 5 years’ worth of economic growth over the next 40 years.