Mehra, Rajnish; Wahal, Sunil; Xie, Daruo - In: Quantitative economics : QE ; journal of the … 12 (2021) 2, pp. 625-646
In Merton (1987), idiosyncratic risk is priced in equilibrium as a consequence of incomplete diversification. We modify … results in a state-dependent idiosyncratic risk premium that is higher when average idiosyncratic volatility is low, and vice … versa. The data appear to be consistent a positive state-dependent premium for idiosyncratic risk both in the US and other …