Floating exchange rates display substantial short-run volatility causing a nontrivial information problem in disentangling temporary from permanent changes. Although agents observe current market signals they are imperfectly informed about the future, but they accumulate information and learn...

The role of social background for educational choices and outcomes is considered in an overlapping generations setting. It is shown that the impediments for education created by social factors are similar to a market imperfection, and publicly provided education may lead to a Pareto improvement....