Filipović, Damir; Larsson, Martin; Statti, Francesco - 2017
Empirical evidence suggests that fixed income markets exhibit unspanned stochastic volatility (USV), that is, that one … cannot fully hedge volatility risk solely using a portfolio of bonds. While Collin-Dufresne and Goldstein (2002) showed that … than two factors can exhibit USV or not. We formally review USV and relate it to bond market incompleteness. We provide …