中国大学MOO
C: Suppose an economy produces only cheese and fish. In 2008, 20 units of cheese are sold at $5 each and 8 units of fish are sold at $50 each. In 2007, the base year, the price of cheese was $10 per unit and the price of fish was $75 per unit. For 2008, ( )
发布时间:2024-04-17 17:45:20