This paper argues that a Kantian model of decision-making, one that incorporates moral duties alongside standard preferences and constraints, can account for the complexities of actual ethical choice within a model with a single (constrained) preference ranking. Multiple utilities are required...

This paper argues that the Pareto standard, by which policy changes are approved if they benefit at least one person and harms no one, is ethically questionable despite its nearly universal acceptance among economists and philosophers alike. As usually implemented, the Pareto standard bypasses...