bank failures and crisis
The financial crisis which started in August 2007 is recognized the largest turmoil since 1929�33[1].According to the Federal Deposit Insurance Corporation, since the beginning of the credit crunch, there are three banks failed in 2007[2], in total of twenty-five banks in the US have closed their doors and have been taken over by FDIC In 2008[3]. But since this year along, the number of the failed banks has been up to106 which is almost four times of the total number of bank failures in 2008[4].