Although experiments are the gold standard for establishing causality, several threats can
undermine the internal validity of experimental findings. In this article, we first discuss these …

It is widely believed that environmental standardization is the best way to guarantee
reproducible results in animal experiments. However, mounting evidence indicates that …

Animal models play a central role in all areas of biomedical research. The process of animal
model building, development and evaluation has rarely been addressed systematically …

The use of the word “experiment” has become pervasive in contemporary economic life. 1
We hear about firms conducting experiments on new products in order to calibrate their …

Untitled Page 1 Page 2 Natural Computing Series Series Editors: G. Rozenberg Th.Bäck AEEiben
JNKok HPSpaink Leiden Center for Natural Computing AdvisoryBoard: S.Amari G.Brassard …

Ce texte 1 est consacré à la question de la performativité des sciences économiques. La
notion de «performativité», empruntée à la pragmatique du langage, met en évidence le fait …

Much of the methodological discussion around experiments in economics and other social
sciences is framed in terms of the notions of internal and external validity. The standard view …

External validity is the problem of generalizing results from laboratory to non‐laboratory
conditions. In this paper we review various ways in which the problem can be tackled …

Researchers run experiments to test theories, search for and document phenomena,
develop theories, or advise policymakers. When testing theories, experiments must be …

Psychology has been embroiled in a professional crisis as of late. The research methods
commonly used by psychologists, especially the statistical analyses used to analyze …