If the marginal propensity to consume (MPC) is 0.75, and if the goal is to increase real GDP by $400 million, then by how much would government spending have to change to generate this increase in real GDP?

Rent ceilings are difficult to abolish because

A) they create such large profits for landlords. B) current renters offer political support for ceilings. C) the government doesn't like to give up the tax revenues associated with ceilings. D) they result in an efficient use of resources. E) landlords lobby to keep them in place.

Macroeconomics studies the behavior of individual decision makers while microeconomics studies the overall economy

a. True b. False