Business Green: Outgoing US presidents traditionally use their last few months in office to leave some kind of legacy, an indelible sense of their administration’s defining philosophy. It looks as if George W Bush is not about to break with tradition. If you are being generous, the philosophy Bush is attempting to enshrine as the removal vans close in on the Oval Office is one of laissez faire, pro-business, light touch regulation. To the president’s critics the last few days of the Bush White …