In an effort to fight relatively high inflation, many developing countries try to manage their nominal exchange rates through official intervention. In addition, developing countries tend to have high transportation costs, tariffs, and nontariff barriers. These factors are among the sources of...

In this paper, we test Purchasing Power Parity (PPP) by applying a new unit root test that allows for nonlinearity in the data to the real exchange rates, constructed with a century of data of 20 countries from Taylor (2002). The problem of lag selection has been taken into account in testing as...