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多选题 The main problems existing in the current social insurance system in China are ( )

A. There is A lack of scientific top-level institutional design and coordinated promotion

B. The sources of social insurance funds are single and the structure is unbalanced, putting a heavy burden on both the state and enterprises

C. The current social security system has been severely impacted by population aging and large-scale population mobility

D. Insufficient fairness and low efficiency coexist

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时间:2025-12-19 13:22:21

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