Mitchell, Olivia; Dimmock, Stephen G.; Kouwenberg, Roy; … - National Bureau of Economic Research (NBER) - 2013
allocations to equity, home-bias, own-company stock ownership, and portfolio under- diversification. In a representative U ….S. household survey, we measure ambiguity aversion using custom- designed questions based on Ellsberg urns. As theory predicts … aversion is related to portfolio under-diversification, and during the financial crisis, ambiguity-averse respondents were more …