A Dual Policy Paradox: Why Have Trade and Immigration Policies Always Differed in Labor-Scarce Economies
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Today's labor-scarce economies have open trade and closed immigration policies, while a century ago they had just the opposite, open immigration and closed trade policies. Why the inverse policy correlation, and why has it persisted for almost two centuries? This paper seeks answers to this dual
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美国国家经济研究局创建时间：
2005-12-01
