Les auteurs proposent une theorie inedite de la contagion financiere. Ils etudient les jeux globaux coordination autour d’un changement regime dans deux regions dont facteurs fondamentaux presentent initialement correlation incertaine.

The successful detection of change in a data or in any of its derivatives in the presence of noise is a critical component of structural health monitoring and damage detection. This sudden change can be brought about by a sudden change in the strain or the stress field of the structural system under consideration. Two very typical examples of such sudden changes are the sudden change in stiffne...