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Spreads of agency mortgage-backed securities (MBS) vary significantly in the cross section and over time, but the sources of this variation are not well understood. We document that, in the cross section, MBS spreads adjusted for the prepayment option show a pronounced smile with respect to the...
Persistent link: https://www.econbiz.de/10010404146
A small but ambitious literature uses affine arbitrage-free models to estimate jointly U.S. Treasury term premiums and …
Persistent link: https://www.econbiz.de/10010222892
Term premiums, defined as the excess return of long-dated contracts over short-dated contracts, in commodity futures are strongly predictable, both in the time series and in the cross section, by roll yield spreads. Strategies that exploit this predictability show sizable Sharpe ratios and are...
Persistent link: https://www.econbiz.de/10012959999
We derive expected bond return equations for various structural credit valuation models with alternative stochastic processes and boundary conditions for default given in Merton [1974], Merton [1976], Black and Cox [1976], Heston [1993], Longstaff and Schwartz [1995], and Collin-Dufresne and...
Persistent link: https://www.econbiz.de/10012900804
We develop a continuous-time intertemporal CAPM model that allows for risky beta exposure, which we explicitly specify. In the model, the expected return on a stock depends on beta's co-movement with market variance and more generally with the stochastic discount factor and deviates from the...
Persistent link: https://www.econbiz.de/10012899147
Market index and individual stock returns exhibit jumps in addition to normal shocks. Equities have exposure to the market and sensitivity to the market is important for explaining equity returns and option prices. I develop a new factor model that explores (i) if a separate beta for market...
Persistent link: https://www.econbiz.de/10012936701
We use simultaneous data from equity, index and option markets in order to estimate a single-factor market model in which idiosyncratic volatility is allowed to be priced. We model the index dynamics' physical distribution as a mean-reverting stochastic volatility process as in Heston (1993),...
Persistent link: https://www.econbiz.de/10013056816
We develop a conditional capital asset pricing model in continuous-time that allows for stochastic beta exposure. When beta co-moves with market variance and the stochastic discount factor (SDF), beta risk is priced, and the expected return on a stock deviates from the security market line. The...
Persistent link: https://www.econbiz.de/10011646407
This paper expands on a procedure to arbitrage mispriced assets against the benchmark provided by the Security Market … least total risk among other alternative portfolios. Coming next, such arbitrage is dealt directly with one single … separation portfolio, which grants that the total risk linked with the arbitrage portfolio equals the non-systematic risk …
Persistent link: https://www.econbiz.de/10013159871
is an arbitrage cap on its premium resulting from new issues. This censors the distribution of the premium and causes its …
Persistent link: https://www.econbiz.de/10013128561