Black Friday (shopping) corner the gold market. When President Grant learned of this manipulation, he ordered the Treasury to release a large supply of gold, which halted the run and caused prices to drop by eighteen percent. Fortunes were made and lost in a single day, and the president's own brother-in-law, Abel Corbin, was ruined. The earliest known use of "Black Friday" to refer to the day after Thanksgiving occurs in the journal, "Factory Management and Maintenance", for November 1951, and again in 1952. Here it referred to the practice of workers calling in sick on the day after Thanksgiving, in order to
Black Friday (shopping) Black Friday sales, and by 2018 were joined by Farmers, JB Hi-Fi, Briscoes and Rebel Sport. Paymark, which processes around 75 percent of New Zealand's electronic transactions, recorded $219 million NZD ($151 million USD) of transactions on Black Friday 2017, up over 10 percent from the previous year. In Norway, Black Friday started as a publicity stunt campaign back in 2010 to increase the sales to the shopping mall Norwegian Outlet. Since the introduction, it has been promoted every year in a larger and growing market all over the country. Black Friday is known as "Viernes Negro" in Costa Rica.