Long-term developments – changes in the rate of surplus value, the distribution of income and the class struggle

It will be remembered from Chapter 2 that a positive rate of exploitation, ­according­ to­Marx’s­ definition,­ is­ a­ necessary­ condition­ for­ a­ positive­ rate­ of­ profits­(Morishima,­1973,­pp.­63-68).­It­was­also­argued­that­to­the­extent­that­ workers­aim­to­achieve­a­uniform­rate­of­exploitation­in­the­various­professions­ and­industries,­long-term­prices­will­evolve­which­will­tend­to­coincide­with,­if­ not­become­identical­to,­labour­values.