Matt Levine is a Bloomberg Opinion columnist. A former investment banker at Goldman Sachs, he was a mergers and acquisitions lawyer at Wachtell, Lipton, Rosen & Katz; a clerk for the U.S. Court of ...

While most of the coinage one encounters in everyday life is worth only face value — and some its value in silver, as is the case for silver war nickels minted between 1942 and 1945, according ...