theory with personalized recommendation, and explicitly considers product relationships. It describes and predicts utility of … utility of one product may depend on whether or not other products are purchased. For example, the utility of a camera lens is … much higher if the user has the appropriate camera (complements), and the utility of one camera is lower if the user …

with recursive utility of Epstein-Zin type. Focusing on the empirically relevant specification where both risk aversion and … backward stochastic differential equations. The supperdifferential of indirect utility is also obtained, meeting demands from … applications in which Epstein-Zin utilities were used to resolve several asset pricing puzzles. The empirically relevant utility …

divergence preferences (cf. Maccheroni et al. 2006) and optimal portfolios generated by classical expected utility. As a special … case we connect optimization of truncated quadratic utility (cf. Cerny 2003) to the optimal monotone mean …