例句 /

This article argues that it is impossible for peasants to invest singly both the pure public goods and semi-public goods, government must pay most of the investment.

This article argues that it is impossible for peasants to invest singly both the pure public goods and semi-public goods, government must pay most of the investment.

摘要无论是准公共产品还是纯公共产品,农户都无力单独投资,几乎全都需要以政府投资为主体。