In the 1970s, Thomas C. Schelling proposed a model which claimed to show that a high degree of spatial segregation can result from individual preferences which do not in themselves aim to achieve such a degree of collective segregation. A perverse effect seems therefore to occur. However, the...

In this paper, we develop finite-sample inference procedures for stationary and nonstationary autoregressive (AR) models. The method is based on special properties of Markov processes and a split-sample technique. The results on Markovian processes (intercalary independence and truncation) only...

La 4e de couv. indique : "Pourquoi sommes-nous meilleurs dans le savoir-faire que dans le faire savoir ? Comment le pays de l'excellence est-il devenu celui du désenchantement ? En quoi la France demeure-t-elle l'une des nations les plus anciennes de l'histoire,mais aussi l'une des plus belles...