________ is an odorless and colorless gas, a product of the combustion of fossil fuels and burning wood. It is a leading cause of accidental poisoning in the U.S

Which of the following are assumptions behind the Coase theorem?

A) low transactions costs B) low levels of pollution C) high levels of pollution D) the necessity of government intervention

Government expenditures included in the expenditure approach to GDP include ________

A) Social Security and education B) net exports C) buying a new bomber D) Both answers A and C are correct.