Entitlement spending is included in discretionary spending for the U.S. government

What did Adam Smith perceive was primarily responsible for improving standard of living?

What will be an ideal response?

Under a system of transferable pollution rights, which of the following firms is most likely to purchase a $500 permit to emit a ton of pollutants in to the atmosphere?

a. a non-polluting firm b. a polluting firm that can reduce emissions at a cost of $500 per ton c. a polluting firm that can reduce emissions at a cost of $200 per ton d. a polluting firm that can reduce emissions at a cost of $600 per ton