definition of rationality to incorporate two major new ideas. He enlarges the model of a game so that it includes the ways agents … consistent with recent findings in social psychology and evolutionary biology. As the culmination of Bacharach's long …

The game-theoretic assumption of "common knowledge of rationality" leads to paradoxes when rationality is represented … consistently incorporate any of a wide range of standards of decision-theoretic practical rationality. We investigate the … implications arising when the standard of decision-theoretic rationality so assumed is ICEU. -- Common reasoning ; common knowledge …