If decision-makers (DMs) do not always do what is in their best interest, what do choices reveal about welfare? This paper shows how observed choices can reveal whether the DM is acting in her own best interest. We study a framework that relaxes rationality in a way that is common across a...

Allowing for the possibility that individuals may not always act in their best interest, what is the connection between choice and welfare? This paper addresses this concern by studying the normative implications of a general model of individual decision-making that allows for suboptimal...

We relate the normative implications of a model of decision-making with endogenous preference parameters to choice theoretic models (Bernheim and Rangel 2007, 2009; Rubinstein and Salant, 2008) in which observed choices are determined by frames or ancillary conditions