I would think most Marxists would agree that any society would be have a more prosperous working class with a basic income than it would without one. Because of

I would think most Marxists would agree that any society would be have a more prosperous working class with a basic income than it would without one. Because of the framework of class analysis Marx provides however, Marxists do not compromise on moving beyond capitalism. The problems of capitalism run much deeper than just poverty. I don't think that you argued my point, though. Virtually every reform program in the history of capitalism has eroded over time, even the ones that probably sounded as impressive as UBI at the time (near 100% tax rates, social security, etc.).