Explore a thought-provoking lecture that delves into three models of agent interaction without the traditional elements of prices and games. Discover how each equilibrium concept represents a social institution that systematically modifies either the agents' choice sets or their preferences. Gain insights through simple examples that illustrate these concepts, providing a fresh perspective on economic interactions outside conventional frameworks. Engage with innovative ideas presented by a renowned expert in the field during this hour-long seminar from the MUNI Seminar Series.