We study time preferences by means of a longitudinal lab experiment involving both monetary and non-monetary rewards … imposing any structural assumption on the instantaneous utility, intertemporal utility or the discounting functions. We find … assumption that discounting is consistent across domains can lead to non-negligible prediction errors in models involving non …

magnitude-dependent discounting with time distortion …

, which can account for many of the known intertemporal choice anomalies, to discounting models. We conduct an out …-of-sample, cross-validated comparison of intertemporal choice models. Heuristic models outperform traditional utility discounting … models, including models of exponential and hyperbolic discounting. The best performing models predict choices by using a …