Japanese economic success is often attributed to culturally reinforced psyc
hological conditioning that promotes interpersonal reliance, cooperation, a
nd a group interest orientation. This article provides direct experimental
evidence on differences in behavior among future businesspeople in tile Uni
ted States and Japan. Utilizing a simple, two-person extensive form game of
perfect information introduced( by Selten (1975), we provide evidence that
, contrary to some views, the Japanese can be less reliant on the behavior
of others and are more likely to take actions at variance with group welfar
e in some settings. Thus, popular explanations of Japanese economic achieve
ments may require further exploration.