By OBINNA EZUGWU The detection, fortnight ago, of a new Covid-19 variant, Omicron, by South African scientists immediately took a toll on markets across the globe – in the immediate aftermath, shares tumbled on Wall Street as they reopened after Thanksgiving, while European stocks saw their biggest sell-off in 17 months and oil prices plunged … Continue reading Omicron scare: Nigeria, Africa cry out as advanced economies continue to impose ‘unfair’ travel bans