Bank of Canada Raises Overnight Rate  OTTAWA (Reuters) - The Bank of Canada raised its overnight  interest rate a quarter percentage point on Tuesday to 2.50  percent as expected, and made clear it would keep raising rates  even as it lowered its forecast for Canadian growth.
AirTran to acquire ATA #39;s Chicago gates AirTran Airways plans to assume the Chicago Midway Airport gate leases and acquire other related assets including takeoff and landing slots at New York #39;s LaGuardia and Washington #39;s Ronald Reagan National airports from ATA Airlines for approximately \$87.