All it takes to wipe out the bank’s own money is a 16% drop in the house’s price (from $235,000 to below $198,000). US house prices – as measured by the S&amp;P/Case-Shiller National Home Price Index – fell by more than 30% from June 2006 to March 2009, while European countries, including Spain, Ireland, and the United Kingdom, experienced similar or greater declines.
让银行自己的钱损失殆尽需要房价下跌16%（从235,000美元跌到198,000美元之下）。用S&amp;P/Case-Shiller全国住房价格指数衡量，2006年6月—2009年3月美国房价下跌了30%多，而欧洲国家（包括西班牙、爱尔兰和英国）也经历了类似或更大的跌幅。