The foundations of an area are concerned with the basic elements underlying the problems, methods, results and applications of the field. Sometimes this is easy to determine, e.g. when one is concerned with the foundations of logic. In CBR it is not as simple because CBR is in the intersection and the interest of different disciplines of a rather heterogeneous nature. Each discipline has its ow...

Strengthening checks and balances (cohesive political institutions) is one of the key means of improving governance. This paper examines how such reforms are related to threats to the tenure of ruling political incumbents. We formalize this idea theoretically and test it empirically, using data on leaders since 1875 and events that decrease the likelihood that a group will remain in office. The...