The world is full of currencies.  We see the euro in many European countries.  I just spent eight days in China using the renminbi (RMB) or yuan.  For a few decades, the U.S. dollar has been the world's reserve currency.  No country's currency holds that status for too many decades, so I suspect we aren't …

Continue reading Leap Year Lesson #116: Everyone Has a Currency. What’s Yours?