The market is the market of production factors land, labor and capital. Factors of production have its price. For a country pays rent, wages for work of a capital interest. In the capital market, there are two sizes: K - capital stock and K ‘- the interest rate. Bearer of the offer here is the lender, the borrower and the holder of the demand. Capital is the money you invest in the elements of the production process and has the ability to be at the end of the production process increase.