Wilhelm Lexis

Wilhelm Lexis ( July 17, 1837 in Eschweiler ( Rhineland ); † August 24, 1914 in Göttingen ) was a German mathematician, statistician and economist.

Life

Wilhelm Lexis came from a family of doctors Eschweiler. He attended the Friedrich- Wilhelm-Gymnasium in Cologne and studied mathematics and physics in 1855 in Bonn. 1859 was awarded a doctorate in August Beer with a work of mathematical physics, and then he worked with Robert Wilhelm Bunsen in Heidelberg. In 1861 he went for Economic Studies abroad and in 1872 an associate professor of economics at the newly founded Kaiser- Wilhelm- University of Strasbourg, 1874 Associate Professor of Geography, Ethnography and Statistics at the University of Dorpat and 1876 Professor of Economics at the University of Freiburg im Breisgau. In 1884 he became a full professor of political science at the University of Breslau, 1887 then full professor of economics at the University of Göttingen, where he held a comprehensive teaching and research until his death.

His creations include the dispersion theory of the statistical variance ratios for temporal variations and was the founder of the first German university seminar for actuarial science with Felix Klein. Important are especially its statistical releases. As an opponent of the theory of marginal utility Menger'schen Lexis took a teaching objective values ​​and sought to replace the purely conceptual as possible through a realistic mathematical method. Of lasting importance was his work on mathematical and statistical area, especially for population statistics and on monetary and insurance issues.

From 1891 to 1897 Wilhelm Lexis gave the yearbooks of Economics and Statistics out, also known as Conrad's yearbooks.

In these year books he had published in 1885 a review of the second volume of Capital ( Karl Marx ), to Friedrich Engels refers in his preface to the first edition of Volume 3. ( See there, p.16 )

The Wilhelm Lexis Street in Eschweiler industrial and commercial park IGP was set up in 1992; in Berlin- Köpenick there since 1930 Lexisstraße.

Writings

  • De generalibus motus legibus. Diss Bonn 1859 ( University of Dorpat, PDF file, 1.77 MB)
  • Introduction to the theory of population statistics. Karl Trübner, Strasbourg 1875 ( Göttingen Digitisation Centre )
  • On the theory of mass phenomena in human society. Ms. Wagner's bookstore, Freiburg im Breisgau in 1877 (University of Dorpat, PDF file, 3.11 MB )
  • La représentation graphique de la mortalité au moyen des points mortuaires. Annales de démographie international, IV, 1880, pp. 297-324 Gallica
  • Memorandum on the the needs of Prussia corresponding normal number of student leaders of the various faculties. 2 processing. Printed as manuscript. Read Kaysler, Berlin 1891 Digital texts of the library of the Department of Economic and Social History as pdf
  • The present state of the currency question. ... Besides e Anh V. Zahn & Jaensch, Dresden 1895 ( digitized )
  • Essays on the theory of demographic and moral statistics. Gustav Fischer, Jena 1903 (University of Dorpat, PDF file, 8.30 MB )
  • General economics. BG Teubner, Berlin, Leipzig 1910 ( University of Dorpat, PDF file, 12.17 MB)
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