Johann Heinrich von Thünen (1783-1850)

was one of the most important German economists of the 19th century. In his magnum opus "The Isolated State", he develoved central elements of spatial economics, the "Thünen rings", he contributed substantially to the analysis of income distribution and to the development of marginal analysis. Moreover he pioneered with the sytematic collection and statistical analysis of economic data. On his estate in Tellow, 40 kms from Rostock, which he ran for four decades, he was successful as a landlord and farmer and as a pioneer of social reform. In appreciation of his scholarly achievements, Johann Heinrich von Thünen was awarded the honorary doctorate of the University of Rostock in 1830.