We present a theory in which the key driver of short-term debt issued by the financial sector is the portfolio demand for safe and liquid assets by the nonfinancial sector. This demand drives a premium on safe and liquid assets that the financial sector exploits by owning risky and illiquid...

We measure how securitized assets, including mortgage-backed securities and other asset-backed securities, have shifted across financial institutions over this crisis and how the availability of financing has accommodated such shifts. Sectors dependent on repo financing - in particular, the...