Shoppers in the United States are generally aware of Black Friday—the day after the Thanksgiving holiday, when many retailers offer special, one-day deals and discounts. Lore holds that this late-November day got its name because it’s when many retail stores’ annual ledger sheets at last emerge from the red (meaning losses) and get into the black (meaning profits).
The considerable consumer attention on Black Friday has spurred similar marketing efforts tied to nearby days. The day…


































