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"Joop" (Joost) Hartog (born in Sliedrecht, the Netherlands, on June 29, 1946) is a Dutch economist and an Emeritus Professor of Economics at the University of Amsterdam. He ranks among the most important Dutch labour economists and was elected to be a member of the Royal Netherlands Academy of Arts and Sciences (2001) and the Royal Holland Society of Sciences and Humanities. The Joop Hartog Dissertation Prize, a bi-annual prize for the best Ph.D. thesis defended at the University of Amsterdam's Faculty of Economics and Business, is named after Hartog.