"Peak pricing" involves setting lower prices at peak times so that people can afford a good or service

The open economy effect refers to the fact that

A) the position and shape of the long run aggregate supply curve is partially due to the fact that we import goods. B) the slope of the aggregate demand curve is partially explained by the reduction in the desire to buy fewer U.S. goods by U.S. residents and foreign residents as a result of a higher price level. C) the immigration policies of the United States are disruptive to labor markets. D) the aggregate supply curve shifts when the economy grows.

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.