Full Idea
Not everyone who favours the free market is a libertarian, for they do not all share the libertarian view that the free market is inherently just.
Gist of Idea
Libertarians like the free market, but they also think that the free market is just
Source
Will Kymlicka (Contemporary Political Philosophy (1st edn) [1990], 4.1.a)
Book Reference
Kymlicka,Will: 'Contemporary Political Philosophy (1st edn)' [OUP 1992], p.95
A Reaction
Illuminating. It would appear that exploitation is possible within a strictly free market, so it seems unlikely that free markets are inherently just (unless you don't acknowledge that 'exploitation' is wrong).