[...] Habermas’s partial incorporation of systems theory – the recognition of a technocratic claim to dominance over certain sectors of society, analogous to relativity theory conceding a limited applicability to classical mechanics – depoliticizes the economic, narrowing it down to a unidimensional emphasis on efficiency, as the price for smuggling a space for politicization into a post-materialist theory of ‘modernity’. The fundamental insight of political economy is forgotten: that the natural laws of the economy, which appear to exist by virtue of their own efficiency, are in reality nothing but projections of social-power relations which present themselves ideologically as technical necessities. The consequence is that it ceases to be understood as a capitalist economy and becomes ‘the economy’, pure and simple, while the social struggle against capitalism is replaced by a political and juridical struggle for democracy [...]
the broader point is interesting, though the specific context of his critique of Habermas is kinda lost on me