Modeling Macroeconomies as Open-Ended Dynamic Systems of Interacting Agents Blake LeBaron and Leigh Tesfatsion, AER Papers & Proceedings, 98(2), 246-250 “All models are wrong, but some are useful.” G.E.P. Box (1979, p. 202) Macroeconomists seek to understand the structure and performance of economies at a national or regional level and the manner in which government policy makers attempt to inf...

This thesis focuses on gaining linguistic insights into textual discussions on a word level. It was of special interest to distinguish messages that constructively contribute to a discussion from those that are detrimental to them. Thereby, we wanted to determine whether “I”and “You”-messages are indicators for either of the two discussion styles. These messages are nowadays often used in guide...

Martin Eichenbaum is a professor of economics at Northwestern University and a senior consultant to the Federal Reserve Bank of Chicago. In this article, I offer some comments on the role of econometrics in macroeconomics. 1 These reflect a specific perspective: The role of econometrics ought to be the advancement of empirically plausible economic theory. This is a natural perspective for any e...

al-sâmi fi al-asâmi is one of the important and authentic arabic-to-persian dictionaries, and has been used by many of the subsequent lexicographers. in this dictionary the subjects are first classified and then divided to some chapters. the author has gathered some arabic words in each chapter and has given their persian equals. in this article the dialectal and old words of this dictionary ar...

This paper introduces discrete large games where the set of players is a countable dense ‘grid’ with a finitely additive distribution. In these games any function from player names to mixed actions is a legitimate strategy profile. No extraneous continuity or measurability conditions are assumed. Randomness can be modeled explicitly and an exact law of large numbers holds. Equilibria enjoy a st...