Gavious, Arieh; Kedar-Levy, Haim - In: Journal of Financial Intermediation 22 (2013) 2, pp. 245-258
We develop closed-form expressions for the path and speed of stock price discovery in a utility-based CAPM with wealth effects. Two investors with uniquely bounded risk-preferences always apply opposite portfolio rebalancing trades. These trades determine the intra-period path and speed of price...