BANGKOK—World markets were lower Friday, tracking a retreat on Wall Street led by declines in big technology stocks. Shares fell in Paris, Frankfurt, Tokyo, and Shanghai but rose in Hong Kong. U.S. futures also slipped. A resurgence of coronavirus outbreaks has added to uncertainties over a revival of tourism and other business activity in many parts of the world including Asia. The World Health Organization says a record 9.5 million COVID-19 cases were tallied over the last week as the omicron variant of the coronavirus swept the planet, a 71 percent increase from the previous 7-day period that the U.N. health agency likened to a “tsunami.” Germany’s DAX lost 0.7 percent to 15,942.67 while the CAC 40 in Paris declined 0.5 percent to 7,215.30. Britain’s FTSE 100 lost 0.1 percent to 7,443.90, The future for the Dow industrials lost 10 points while that for the S&P 500 slipped 0.2 percent. …