Ernst Engel
Ernst Engel (; ; 26 March 18218 December 1896) was a German statistician and economist, famous for the Engel curve and Engel's law. Provided by Wikipedia
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Published 1858
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“...Engel, Ernst 1821-1896...”
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Published 1863
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“...Engel, Ernst, 1821-1896,...”
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Published 1863
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“...Engel, Ernst...”
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