What independence could mean for oil-rich Alberta’s economy BBCAlberta economy to outpace rest of Canada; separatism poses risk: ATB CityNews CalgaryVarcoe: As vote on separation approaches, Alberta business leaders tout ‘what a unified Canada can still do’ Calgary HeraldSEPARATION UNCERTAINTY PUTS CALGARY’S ECONOMIC MOMENTUM AT RISK PR Newswire CanadaInternal documents detail Ottawa’s economic worries over Alberta referendum CBC