This note is a reflection on the meaning and scope of segregation and socio-spatial fragmentation indicators and, beyond, on the role of statistics in sociological reasoning. It shows that if these indicators can be used to test theories of segregation or fragmentation, they must nevertheless...

The article distinguishes the scientist of the opinable thing, because the epistemology must explain: the nature and the path to obtain the concepts and scientific theories; the methodology with which one threads the laws and theories that give sustenance to sciences. This is the importance of...

The quantal response equilibrium (QRE) notion of McKelvey and Palfrey (1995) has recently attracted considerable attention, due in part to its widely documented ability to rationalize observed behavior in games played by experimental subjects. However, even with strong a priori restrictions on...