Contrast this Socialism and Man in Cuba with the revisionism of today in Cuba of
Pedro Campos Santos
Che Guevara understood the importance of restricting and finally eliminating commodity market relations has one major objective measure of advance towards socialism and communism and battled Soviet revisionist Political Economy and its embrace of commodity market relations from late 50's and 1960's
The Cuban revisionist Pedro Campos Santos opposes democratic central planning the very means which working people express their political power to suppress's commodity market relations - he calls this a false precept of Stalinist Socialism.
In truth democratic planning it is a fundamental idea of revolutionary has opposed to petty bourgeois reformist Proudonist socialism and Che Guevara understood this very well