By Elizabeth Howcroft LONDON (Reuters) – European shares edged higher on Wednesday and U.S. stock futures pointed to a mixed open for Wall Street, as more countries announced restrictions to reduce the spread of the Omicron variant but investors bet that the impact would be limited. Europe’s STOXX 600 was up 0.1% on the day 1232 GMT and the MSCI world equity index, which tracks shares in 50 countries, was up 0.2%. But Wall Street futures were mixed, with S&P 500 e-minis up 0.1% but Nasdaq futures in the red. Germany, Scotland, Ireland, Portugal, the Netherlands and South Korea are among the co…

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