s or the carefully crafted alliance of interests between working and middle classes. But growing trade and a division of labor founded at the international rather than the domestic level mean that the interests of workers (especially as between those in the traded and non-traded sectors of the economy) diverge. To some extent these interests have always diverged and centralized trade union institutions existed to manage and contain these divergences. But it becomes increasingly difficult to sustain solidarity across these divisions if trade unions become less eff
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