Bekaert, Geert; Engstrom, Eric; Xing, Yuhang - C.E.P.R. Discussion Papers - 2006
We identify the relative importance of changes in the conditional variance of fundamentals (which we call "uncertainty … premiums. Theoretically, we introduce persistent time-varying uncertainty about the fundamentals in an external habit model …, uncertainty plays a large role in the term structure and is the driver of counter-cyclical volatility of asset returns. …