不断下跌的房价对金融危机和经济前景至关重要，因为以房贷为依托的证券和其它以其为基础的衍生产品是正在弱化各金融机构的首要资产。
Declining house prices are key to the financial crisis and the outlook for the economy, because mortgage-backed securities, and the derivatives based on them, are the primary assets that are weakening financial institutions.