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1.
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Instrumental Variables and the Search for Identification: From Supply and Demand to Natural Experiments Krueger, Alan B. - Angrist, Joshua
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2.
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Non-Parametric Estimates of the Labor Supply Effects of Negative Income Tax Programs Ashenfelter, Orley
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3.
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Seniority and Distribution in a Two-Worker Trade Union Robert, Jacques - Kuhn, Peter
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