based on introducing stochastic idiosyncratic cash flow risk into an equity valuation model of firms with growth options …. Within our model, a firm's systematic risk depends on the delta of its growth option. The growth option's delta is lower when … idiosyncratic volatility rises, driving down the firm's systematic risk and hence its expected return - firms with higher …

of traditional finance theory. Even after controlling for market segmentation and “investability” of foreign markets … market uncertainty. My empirical hypotheses are based on a psychological theory that relates uncertainty in the markets to … increases in investors' risk aversion which in turn increases investors' proneness to familiarity bias. I hypothesize that …