Although Americans have lost the notion altogether, British tradition still remembers that Christmas is a season that begins, rather than ends, on December 25. In addition to Christmas, many businesses close their doors on December 26 in observance of Boxing Day. Over the years, the holiday has also e the UK’s third-largest shopping day, generating £3.74 billion last year. Since shoppers need workers to serve them, more retailers have remained open each year. This spurred more than 200,000 Brits to...