ANALYSIS-Surging cases strain UAE's open for business COVID strategy Reuters 1/21/2021 * Daily infections tripled in the past month * Dubai's open economy hurt by global virus restrictions By Lisa Barrington DUBAI, Jan 21 (Reuters) - The United Arab Emirates has swung open its doors to visitors betting that the blistering pace of its coronavirus vaccine rollout means it can keep infections in check while giving its economy a shot in the arm. But strains on the strategy have started to show. New daily cases in the Gulf state of about 9 million people tripled in the past month to about 354 per million this week, according to Oxford University's Our World in Data research programme.