The Globe and MailCanadian dollar posts six-week high on business optimism, oil rallyThe Globe and MailThe Canadian dollar strengthened to a nearly six-week high against its U.S. counterpart on Monday, boosted by higher oil prices and a business survey fro …

ReutersUS stocks scale new peaks on retailer results; oil fallsReutersThe S&P energy sector was last down nearly 2 percent, while Europe's STOXX 600 oil and gas index closed down 1.2 percent .SXEP. U.S. crude prices plummeted as much as 5.7 percent …