Dumas, Bernard; Kurshev, Alexander; Uppal, Raman - Institut für Schweizerisches Bankwesen <Zürich> - 2007
price volatility and sentiment fluctuations. We construct a general-equilibrium model of sentiment. In it, there are two … overconfident about the signal. We find that, because overconfident traders introduce an additional source of risk, rational investors … bonds are an essential accompaniment of equity investment, as they serve to hedge this sentiment risk. …