Top vacation deals for Schumpeter received a doctorate in law in 1906. After spending a year in England and marrying Gladys Ricarde Seaver, in 1907 Schumpeter went to Cairo, Egypt, where, for a couple of years, he practiced law and worked as a financial consultant. Schumpeter published his first book, The Nature and Essence of Theoretical Economics, in 1908 in which he provided a methodological reassessment of neoclassical static theory. With B¶hm-Bawerk’s help in 1909, Schumpeter became a professor at the University of Czernowitz (now called Chernivtsi in the Ukraine). From 1911 18, he worked as a political economy professor and a chair at the University of Graz. During this period Schumpeter published his early masterpiece, The Theory of Economic Development (1912), and several other works that made him a world-famous theoretical economist. The main focus of his early studies was the relationship between the phenomenon of economic development and entrepreneurial innovation that he believed drives the economy. Top vacation deals 2016.