"We propose a broad generalization of standard choice-theoretic welfare economics that encompasses a wide variety of non-standard behavioral models. Our approach exploits the coherent aspects of choice which those positive models typically attempt to capture. It replaces the standard revealed...

We estimate the private benefits for Uber riders from using alternative payment methods. We focus on Mexico where riders have the option to use cash or credit cards to pay for rides. We use three field experiments involving approximately 400,000 riders to estimate the loss of private benefits...

This paper derives empirically implementable formulas for the incidence and efficiency costs of taxation that account for tax salience effects as well as other optimization errors. Contrary to conventional wisdom, the formulas imply that the economic incidence of a tax depends on its statutory...