Cool Infographic: Explaining the Big Mac Index

The folks over at OnlineMBA have created a cool new infographic that explains The Economist's "Bic Mac Index" - a fun, back-of-the-envelope measure of national currencies' relative values and something that I've discussed here before.  There's lots in here, so take your time and enjoy (and note again that, according to the new, "adjusted" Index, China's currency isn't undervalued):