Here's a link to the Jameson essay, 'The Politics of Utopia', which I mentioned yesterday.
The passage from Hegel's Phenomenology of the Spirit on the master-slave dialectic is here...
It's probably worth giving a shot just because of the frequency it's referenced. Anyone feeling ambitious should also look at Kojeve's book of lectures on Hegel, which deal heavily with the master-slave dialectic, that influenced a whole generation of French theorists (Bataille, Lacan, Foucault, etc.).