Ellen Comisso has published widely from the 80's on income inequality in the former "actually existing socialist, " bloc. The Insurgent Sociologist (now Critical Sociology) published one of her papers in the early 80's, Paul Sweezy was one of the respondents.
And Ivan Szelenyi, an emigre from Hungary, I think, now at U-Wisconsin, Madison, co-authored, "The Intelligentsia on the Road to Class Power, " also well worth reading on all that.As is, "Dictatorship over Needs, " b three students of Lukacs, Agnes Heller, M. Vajda and G. Markus. (Vajda, btw, has seminal pieces on Italian Fascism.) Michael Pugliese