This article contributes to the literature on stock market integration by developing and estimating a capital asset pricing model with segmentation effects in order to assess stock market segmentation and its effects on risk premia at the regional level. We show that the estimated degrees of...

This paper examines the link between research and development (R&D) and idiosyncratic volatility for a panel of large French quoted companies. We investigate whether the intensity of R&D investment makes the firm’s stocks riskier. We suggest that R&D activities generate information asymmetry...

This article contributes to the financial literature by investigating the formation of the international stock risk premium in emerging market zones. Our results from the estimation of a dynamic augmented capital asset pricing model show that the currency risk premium is the most important...