If scientists discover that steamed milk, which is used to make lattés, prevents heart attacks, what would happen to the equilibrium price and quantity of lattés?
A、Both the equilibrium price and quantity would increase.
B、Both the equilibrium price and quantity would decrease.
C、The equilibrium price would increase, and the equilibrium quantity would decrease.
D、The equilibrium price would decrease, and the equilibrium quantity would increase.
A、Both the equilibrium price and quantity would increase.
B、Both the equilibrium price and quantity would decrease.
C、The equilibrium price would increase, and the equilibrium quantity would decrease.
D、The equilibrium price would decrease, and the equilibrium quantity would increase.
微观经济学（全英）
章节列表
1. General Overview of Economics282. Principles of Economics353. Circular-Flow Diagram and PPF204. Interdependence and Trade205. Demand and Supply756. Elasticity717. Price Control and Taxation408. CS, PS and the Efficiency of Markets109. Costs of Taxation2510. International Trade3011. Externalities3112. Public Goods and Common Resources2013. The Costs of Production20