By Allen Baker
Benjamin Franklin was a prolific inventor and a brilliant thinker. But even he would be amazed at the vast profits that arise simply from printing his portrait on the U.S. hundred-dollar bill.
Here’s how it works: Each year, the U.S. Bureau of Engraving and Printing rolls out roughly a billion crisp new hundreds bearing Franklin’s image. (Think of a goose laying golden eggs.) It then sells those bills to banks. The U.S. pockets, well, $100 billion