The crisis is also prime lining known as bad loan crisis (also called a crisis in the Thai domestic hamburger) is the economic problems are evident in early 2007 and 2008. The crisis is that the flexibility of the global credit markets and the banking system decreased. The main reason, which is derived from the stagnation of the real estate market in the United States. Borrowing and lending at high risk This time, the crisis has resulted in several stages and gradually, revealing weaknesses in the financial system and control system throughout the world.