Discussion: exchange rate and free beer
Around 1900, a small town on the U.S.-Mexican border was experiencing a strange currency exchange situation. On the Mexican side of the border, a U.S. dollar was only worth ninety Mexican peso (1 USD = 0.90 MXN), while on the U.S. side, a Mexican peso was only worth ninety U.S. cents (1 MXN=0.90 USD). In other words, the citizens of both countries discounted the […]