Purpose – The purpose of this paper is to investigate the impact of Jewish holidays on US stock market returns. Design/methodology/approach – The authors use event study and regression methodology to determine abnormal returns on Jewish holidays and windowed periods surrounding the day. In...

Purpose – The purpose of this paper is to investigate the impact of Jewish holidays on US stock market returns. Design/methodology/approach – The authors use event study and regression methodology to determine abnormal returns on Jewish holidays and windowed periods surrounding the day. In...

Purpose – Research has shown that firms successfully pursuing either a cost leadership or a differentiation strategy are better able to gain competitive advantages over other firms and accordingly achieve superior performance. Thus, if firms actually do realize superior performance based on...

In this study, we rely on the profitability of EP (earnings‐to‐price ratio) trading rules to infer the quality of earnings. Under the extrapolation hypothesis (Lakonishok, Shleifer, and Vishney 1994), the profitability of an EP trading rule that is based on higher quality earnings (i.e.,...

Purpose – Research has shown that firms successfully pursuing either a cost leadership or a differentiation strategy are better able to gain competitive advantages over other firms and accordingly achieve superior performance. Thus, if firms actually do realize superior performance based on...

Purpose – This paper aims to propose a general, yet simple model to estimate interest rate volatility. Design/methodology/approach – The methodology is based on an extended Exponential Generalized ARCH (EGARCH) model that incorporates both interest rate levels as well as past information...