The introduction of a small amount of bounded rationality into a model sometimes has little effect, and sometimes has a dramatic impact on predicted behavior. We call a model robust to bounded rationality if small deviations from rationality result only in small changes in the equilibrium set....

Of the major kinds of physical infrastructure, electricity generating capacity has roughly the same marginal productivity as physical capital as a whole. So have roads-plus-rail, globally and in lower-income countries. Telephones, however, and transport routes in higher-income countries, have...

Resume : L'Afrique est sur le bord d'un lancement potentiel de croissance economique soutenue. Cette ascension peut etre acceleree par un dividende demographique du aux changements dans la structure par age de la population. Les baisses de la mortalite infantile, suivies par la baisse de la...