Economists such as myself have been too keen to defend globalization against its critics. The net effects are positive, but globalization is not a unified phenomenon that has to be adopted wholesale or rejected in its entirety. It is a ragbag of economic and social changes each of which is potentially separable. The task of public policy is to encourage those components that are unambiguously beneficial; to arrange compensation for those that are predominantly beneficial but which inflict significant losses on identifiable groups; and to limit those that cause redistributions that cannot
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