In a free-market system, participants are free to pursue exchanges that lead to their mutual benefit. Yet market economies do not lead to equal outcomes, even though the same rules apply to all participants. Using St. Thomas  Aquinas's definition of envy as a starting point, and drawing both biblical examples and the most up-to-date research, this course will critically examine the potentially corrosive role that envy may play in our relationships in a market economy. Critiques the idea of equality of economic outcomes from a moral and anthropological perspective.