A self-exciting threshold autoregressive model is used to measure transaction costs that may explain relative price differentials and nonlinearities in the behavior of sectoral real exchange rates across Mexico, Canada and the U.S. Interpreting price threshold bands as transactions costs, we...

The paper considers the determinants of exchange rate movements among sub-Saharan countries that have flexible exchange rate regimes. The determinants are based on the law of one price and interest parity conditions. Results indicate that the exchange rates have responded significantly to...