例句與造句

1. At issue are the source, forms and determinants of the magnitude of surplus-value, and Marx tries to explain how, after failing to solve basic contradictions in its labour theories of value, the classical school of political economy eventually broke up, leaving only " vulgar political economy " which no longer tried to provide a consistent, integral theory of capitalism, but instead offered only an eclectic amalgam of theories which seemed pragmatically useful or which justified the rationality of the market economy.
2. It's difficult to find classical school of political economy in a sentence. 用classical school of political economy造句挺難的