During the expansion phase of the business cycle, production, employment, and income ________

Suppose a university refunds students 75% of their tuition if they drop out before the third week of class, 50% if they drop out between their third and fifth week, 25% if they drop out between their sixth and eighth week, and 0% after the eighth

week. Flint paid $1,000 tuition, and is in his fourth week of class. What's his sunk cost? A) $0 B) $250 C) $500 D) $750 E) $1,000

Doctors find that one aspirin per day reduces the risk of heart attacks. Demand for aspirin will

A) increase, so that equilibrium price and equilibrium quantity will increase. B) decrease, so that equilibrium price and equilibrium quantity will increase. C) increase, so that equilibrium price will decrease and equilibrium quantity will increase. D) increase, but the new equilibrium price and quantity are indeterminate.