Dorn, Daniel; Huberman, Gur - C.E.P.R. Discussion Papers - 2007
The preferred risk habitat hypothesis, introduced here, is that individual investors select stocks with volatilities … commensurate with their risk aversion; more risk-averse individuals pick lower-volatility stocks. The investors' portfolio … stocks are sold they are replaced by stocks of similar volatilities, and the more risk averse customers indeed hold less …