Could Politics Trump Economics As Reason for Growing Income Inequality?

Most research examining growing income inequality in the United States has focused on economic causes, for seemingly obvious reasons. But a new study suggests that a different cause -- the politically induced decline in the strength of worker unions -- may play a much more pivotal role than previously understood. In fact, the role that union decline has played in growing income inequality may actually be larger than many of the favorite explanations offered by economists, such as the education gap in the United States.

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