Figure 5-5 shows a consumer budget line for French fries and hamburgers. The household allocates a budget for these two goods. Suppose that the price of an order of French fries is $2, what is household income?

Pollution regulation by requiring firms to implement specific equipment or actions is known as ___________

a. Pigouvian or pollution taxes b. tradable pollution permits c. pollution standards d. technology-based regulations e. None of the above.

It's certain that the equilibrium price will fall when:

A) the supply curve and the demand curve both shift to the right. B) the supply curve shifts to the right and the demand curve shifts to the left. C) supply and demand both increase. D) supply decreases and demand stays the same.