Hansen–Jagannathan bound
Hansen–Jagannathan bound is a theorem in financial economics that says that the ratio of the standard deviation of a stochastic discount factor to its mean exceeds the Sharpe Ratio attained by any portfolio. This result is an application of the Cauchy–Schwarz inequality.
References
- Hansen, Lars Peter; Jagannathan, Ravi (1991). "Implications of Security Market Data for Models of Dynamic Economies". Journal of Political Economy 99 (2): 225. doi:10.1086/261749.
- Otrok, C., Ravikumar, B., Whiteman C.H. (2002). "Evaluating Asset-Pricing Models Using The Hansen-Jagannathan Bound: A Monte Carlo Investigation". Journal of Applied Econometrics 17 (2): 149–174. doi:10.1002/jae.640.