Five kinds of factors are usually cited: Capitalist society constantly reorganizes the structure of human cooperation, so that, more and more, people produce things they do not need themselves, or that are surplus to their own requirements, and can therefore be appropriated by others for personal gain.
常常引述的因素有五种： 资本主义社会常常重整人类合作的结构，因此，更多的人生产着自己所不需要的东西，或是生产多余自己需要的剩余品，让他人来占有自己的利益。