The free market limits oppression
[T]he power which a multiple millionaire, who may be my neighbor and perhaps my employer, has over me is very much less than that which the smallest fonctionaire possesses who wields the coercive power of the state and on whose discretion it depends whether and how I am to be allowed to live or to work? And who will deny that a world in which the wealthy are powerful is still a better world than one in which only the already powerful can acquire wealth?