motor car model Positive economic profit is sometimes described as excess profit. Google just announced financial results for its fourth quarter that ended on December 31st 2013. According to its earnings report, the search giant's gross total consolidated revenue was $16.86 billion, a growth of 17% when compared to the same quarter this past year. Its segment revenue were only available in at $15.72 billion, a 22-percent jump year-on-year over 2012's numbers that have a revenue of $12.91 billion. The same is true of unconventional interventions in corporate bonds and mortgage-backed securities. Not surprisingly, the concept of central bank independence obviously help to specific financial institutions - and this time, the whole society are under unprecedented economic pressures - soon become politically toxic. (2) special transport vehicles for transport Modern economy, the interest rate as the price of money, not only restricted by many factors in the economic and social, and changes in interest rates to have a great impact on the economy as a whole, as a result, modern economists are studying the interest rate decision problem, pay special attention to the relationship between the variables and the balance of the economy as a whole, the interest rate decision theory has experienced the classical interest rate theory, Keynes's interest theory, interest rate in loanable funds theory and is-lm analysis as well as the contemporary evolution of dynamic interest rate model, the development process. Point 2: look at the mortgage. The p2p platform is a credit loan or a mortgage. If it is a mortgage, it depends on what the mortgage is mainly, such as real estate, vehicles, etc., the loan risk of the mortgaged property is much smaller than the credit loan. If there is a risk, the company will sell the mortgage of the borrower to the investor. Wealth managers say that not only the collateral, but also the mortgage rate, which is the percentage of the value of the debt and the collateral. The mortgage rate is mainly to prevent the mortgage from not sufficient to cover the debt. If it is not, the risk of investment will increase and the situation of repeated mortgage will be avoided. Commercial vehicles are divided into three categories: passenger cars, vans and semi-trailer tractors. The passenger bus subdivided into small passenger car, city bus, coach, tourist bus, hinged passenger bus, coach, off-road bus, private bus. Goods vehicles are subdivided into general goods vehicles, multi-purpose lorries, full trailer tractors, off-road trucks, special operations vehicles and special goods vehicles.