(单选题)When profit-maximizing firms in competitive markets are earning profits,
选项:
A:Market demand must exceed market supply at the market equilibrium price.
B:Market supply must exceed market demand at the market equilibrium price.
C:New firms will enter the market.
D:The most inefficient firms will be encouraged to leave the market.
E:The most efficient firms will decrease the production.
发布时间:2024-06-12 11:16:12