Search Results
Working Paper
Liquidity Crises in the Mortgage Market
Non-banks originated about half of all mortgages in 2016, and 75% of mortgages insured by the FHA or VA. Both shares are much higher than those observed at any point in the 2000s. We describe in this paper how non-bank mortgage companies are vulnerable to liquidity pressures in both their loan origination and servicing activities, and we document that this sector in aggregate appears to have minimal resources to bring to bear in a stress scenario. We show how the same liquidity issues unfolded during the financial crisis, leading to the failure of many non-bank companies, requests for ...
Working Paper
An empirical test of a two-factor mortgage valuation model: how much do house prices matter?
Mortgage-backed securities, with their relative structural simplicity and their lack of recovery rate uncertainty if default occurs, are particularly suitable for developing and testing risky debt valuation models. In this paper, we develop a two-factor structural mortgage pricing model in which rational mortgage-holders endogenously choose when to prepay and default subject to i. explicit frictions (transaction costs) payable when terminating their mortgages, ii. exogenous background terminations, and iii. a credit-related impact of the loan-to-value ratio (LTV) on prepayment. We estimate ...