The marxist theory holds that the profit under the capitalist system is the transformation form or phenomenon of surplus value, which manifests as the balance of commodity value over cost price. That is, the total amount of the proceeds of the sale of the goods by the capitalist exceeds the balance of his prepaid capital. Profit from a home variable capital purchase Labour created in the process of production of surplus value, also is the surplus labor hiring workers create surplus value, can change capital proliferation. But it is manifested in the phenomenon as the capital increase of capital of capital of capital. But administrators lost £990 a year compared to full-time employees and the average sales or customer service worker lost £800 a year. On the other hand, the surge in yields makes interest rates look more attractive than in developed economies, a situation that has been rare since late 2010: