Fixed point theorems are the standard tool used to prove the existence of equilibria in mathematical economics. This paper shows how to prove a slight generalization of Brouwer's and Kakutani's fixed point theorems using the familiar techniques of drawing and shifting curves in the plane and is,...

This volume was prepared by Luise Röpke while she was working at the Ifo Institute. It was completed in December 2013 and accepted as a doctoral thesis by the Department of Economics at the University of Munich. It includes three self-contained chapters about aspects of the integration of new...

Este artículo confirma que a lo largo del periodo 1990-2005 no existe evidencia de convergencia de los niveles de renta per cápita entre los países del Subsistema de Integración Económica Centroamericana. Se han realizado diversos contrastes de convergencia beta, sigma y gamma, y en ninguno...