Using information collected from American Economic Review publications of the last 100 years, we try to provide answers to various questions: Which are the top AER publishing institutions and countries? Which are the top AER papers based on citation success? How frequently is someone able to...

We rank the participant nations in the Beijing 2008 Olympic Games according to their technical efficiency. Usually they are ranked in accordance with the number of medals they have won and no resources available are considered. In order to evaluate the relative performance of the countries, we...

Wenn das Thema Welt nicht nur naturwissenschaftlich-analytisch, sondern als ein Projekt Welt auch technikwissenschaftlich-synthetisch betrachtet wird, dann ist ein neuartiges und diskutierbares Gesamtbild vom Entstehen, Bestehen und (Nicht-)Vergehen unserer Welt entwickelbar. Vier Erkenntnisse,...

Causal inference in the empirical sciences is based on counterfactuals. This paper presents the counterfactual account of causation in terms of Lewis's possible-world semantics, and reformulates the statistical potential outcome framework and its underlying assumptions using counterfactual...

A classic paper of Borwein/Lewis (1991) studies optimisation problems over L^p_+ with finitely many linear equality constraints, given by scalar products with functions from L^q. One key result shows that if some x in L^p_+ satisfies the constraints and if the constraint functions are...

The paper is devoted to an econometric analysis of learning foreign languages in all parts of the world. Our sample covers 193 countries and 13 important languages. Four factors significantly explain learning, two of which affect the broad decision to learn, while two concern as well the choice...

This paper describes and analyses political representation at the local level, with emphasis on the representative's choice between adopting clientelistic or universalistic practices. Based on a non-representative sample of 112 local representatives from twelve municipalities of Minas Gerais, we...

This study aims to identify factors shaping attitude toward counterfeit products and their relative influence on attitude formation. This involves 200 potential and actual consumers of counterfeit products in an explanatory research. Antecedents of attitude toward counterfeit purchases extracted...

This study investigates advertising effectiveness of creative TV advertisements (Ads) for high involvement products. The majority of such studies have been conducted using low involvement products. There is a need to conduct a research to find out the effectiveness of creative advertisements for...