As the marginal propensity to consume (MPC) decreases, the spending multiplier:

Suppose that the elasticity of demand for insulin is 0.1, the elasticity of demand for oranges is 1.2, and the elasticity of supply for insulin and oranges is 0.4

If the government imposes a 10 percent tax on both insulin and oranges, the decrease in the quantity of oranges is ________ the decrease in the quantity of insulin. A) larger than B) smaller than C) equals to D) not comparable to E) More information is needed to determine how the decrease in the quantity of oranges compares to the decrease in the quantity of insulin.

If firms in a monopolistically competitive industry are making an economic profit, then

A) some customers will exit the market. B) some workers will leave the industry's labor force. C) some firms will leave the industry. D) new firms will enter the industry.