This study examines the pricing kernel and empirical risk aversion implied by Korea's equity-linked warrants (ELWs). The estimated pricing kernel is clearly time-varying and exhibits a monotonic decrease with the underlying return state, which is consistent with mainstream economic theories on...

In terms of quantifying market risk, this study examines the information and indication embedded in implied volatilities extracted from the KOSPI 200 options and proposes a modified value-at-risk (VaR) framework utilizing the implied volatilities. Our empirical results indicate that the...

This study examines the influence of investor sentiment on the relationship between disagreement among investors and future stock market returns. We find that the relationship between disagreement and future stock market returns time-varies with the degree of investor sentiment. Higher...

This study investigates the impact of uncertainty on the mean-variance relationship. We find that the stock market’s expected excess return is positively related to the market’s conditional variances and implied variance during low uncertainty periods but unrelated or negatively related to...