Make the given paragraph more cohesive.
The problem thus centres on Marx's transition from philosophy to economics, which has been considered by orthodox Marxism as a progressive change towards scientific socialism. This positivist reading has been challenged by Marxism theorists as well as members of the New Left.
The problem thus centres on Marx's transition from philosophy to economics, which has been considered by orthodox Marxism as a progressive change towards scientific socialism. However, this positivist reading has been challenged by Marxist theorists as well as members of the New Left.