This paper presents a Schelling-type checkerboard model of residential segregation formulated as a spatial game. It shows that although every agent prefers to live in a mixed-race neighborhood, complete segregation is observed almost all of the time. A concept of tipping is rigorously defined,...

Irving Fisher's encounter with the Quantity theory of Money began in the 1890s, during the debate about bimetallism, and reached its high point in 1911 with the publication of The Purchasing Power of Money. His most important refinement of the theory, derived from his recognition of bank...

During the 1950s and 1960s, many economists were convinced that externalities were a cause of "market failures" -- because individuals are not capable of internalizing the costs their actions impose to others -- and therefore that the intervention of the state was necessary to allow an efficient...

The theorem proving the existence of general equilibrium in a competitive economy, which necessarily involved specifying the conditions under which such an equilibrium would exist, is an extraordinary achievement of twentieth-century economics. The discovery is commonly attributed to the paper...

The rhetoric of positivism had a profound effect on the worldview and practice of economists in the middle of the last century. Though this influence has greatly diminished, it still may be found in the attitude of many economists towards the history of their discipline. This paper traces the...

The present essay investigates F.A. Hayek's epistemology and his methodology of sciences of complex phenomena for implications relevant to an explanation of Hayek's own so- called "epistemic turn." The thesis defended here is that Hayek's dissatisfaction with his technical economics – in...

Sidney Weintraub (1914–1983) was an American economist who spent most of his career at the University of Pennsylvania. A distinguished economic theorist (and the author's father), he was a co ‐ founder of the Journal of Post Keynesian Economics , and the leading figure in the US in the early...

F. A. Hayek took two trips to Chile, the first in 1977, the second in 1981. The visits were controversial. On the first trip he met with Genera l Augusto Pinochet, who had led a coup that overthrew Salvador Allende in 1973. During his 1981 visit, Ha yek gave interviews that were published in the...

Over the past twenty-five years the Duke history of economics faculty, together with the collection development librarians in the David M. Rubenstein Rare Book and Manuscript Library, have been gathering the papers of notable (mostly) twentieth century economists in what is now called The...

In fall 1935, Abraham Wald presented a fixed-point proof of a general equilibrium model to Karl Menger's Mathematical Colloquium in Vienna. Due to limited space, the paper could not be printed in the eighth proceedings of the Colloquium (the Ergebnisse) published in spring 1937 but was scheduled...