Abstract
Recent writers on economics have conceded that capitalism suffers from serious shortcomings. But they argue that, in spite of that, preference should be given to capitalism over alternative systems, because it alone gives free rein to the universal, human desire for private gain and is therefore best adapted to human nature. I argue against this psychological defense of capitalism that the desire for private gain is not a universal trait of human beings. On the contrary, it is a defining trait of capitalist society that in it persons are first and foremost motivated by that desire. My argument rests on reflections about the way in which we identify motives. We identify motives not by introspection but by reference to lists of actions that persons, who act from a given motive, may be expected to perform in suitable circumstances. To function in a capitalist society I must perform the sorts of actions by reference to which we identify the desire for private gain as a active