For our honeymoon, my wife and I (Tim) went to Argentina. There were a number of reasons the country attracted us — gorgeous architecture, delicious wine and steaks — but one important factor was the exchange rate. In the year before our 2009 trip, the Argentine peso had lost more than 15 percent of its value, meaning that we could expect bargains on almost everything we bought.

But finding a great macroeconomic bargain is about more than simply looking up exchange rates. Currency depreciation often leads to inflation — higher prices — in which case your dollars might buy more pesos (or yen or euros or what have you) without actually buying you more steak. That’s why we created the Vox Vacation Index, which combines exchange rate and inflation information to tell you which countries are getting cheaper to visit: