Ho, Shu Wing; Lee, Alan J.; Marsden, Alastair - In: Journal of risk and financial management : JRFM 4 (2012) 1, pp. 74-96
volatility. This paper adopts a Bayesian approach to estimate stock price volatility. We find evidence that overall Bayesian … volatility estimates more closely approximate the implied volatility of stocks derived from traded call and put options prices … compared to historical volatility estimates sourced from IVolatility.com (“IVolatility”). Our evidence suggests use of the …