The main objective of this 2002 book is to show that behind the bewildering diversity of historical speculative episodes it is possible to find hidden regularities, thus preparing the way for a unified theory of market speculation.

a multi-disciplinary 2007 book on network theory for graduate students and researchers in sociology and econophysics.

The aim of this book is to analyze clusters of similar "elementary" occurrences that serve as the building blocks of more global events.

This book contains a unified mathematical theory of speculation. Besides analysing stock markets, the book considers a wide range of speculative markets such as: real estate, commodities, postage-stamps, and antiquarian books.

For this book an al ternative and more comprehensive title would be: An investigation of spatial arbitrage as an introduction to the theory of commodity markets: trade and space-time patterns of price fluctuations.

This book gives readers a new insight into these movements by providing a thorough analysis of separatism from a historical and comparative perspective.

Montre que la cohésion sociale, qui assure la stabilité et la pérennité des sociétés, est mesurable aux réactions du corps social après des chocs (catastrophes, tremblements de terre, etc).