题目内容
（请给出正确答案）
[主观题]
Pizza and beer are complementary goods for consumers in a local market. The beer industry, which has constant marginal cost, is perfectly competitive and is now in long run equilibrium. If the market
Pizza and beer are complementary goods for consumers in a local market. The beer industry, which has constant marginal cost, is perfectly competitive and is now in long run equilibrium. If the market
A．The market price of beer falls and each firm produces less beer．
B．The market price of beer does not change,but the quantity increases because new firms enter the beer industry．
C．The market price of beer does not change,but the quantity decreases because some firms exit the industry
D．The market price of beer rises and each firm produces more beer
提问人：网友lixin080108
发布时间：2022-01-07
如搜索结果不匹配，请 
