Which economic effect most directly resulted from Mongol rule? expansion of trade across Eurasia
destruction of the money system in Asia
decrease in the number of artists and craftspeople
transition of Mongols from nomadic to agricultural ways

Currently, as of february 2016, an american traveling in france would be by the exchange rate. the weakness of the euro and the strength of the us dollar means that items in france cost less to an american than they otherwise would. of course, if this trend reverses and the us dollar weakens and the euro strengthens, such as was happening in early 2008, an american traveling in france would have an adverse experience because items would cost relatively more.