Australian Minister for Trade Mark Vaile has, along with Prime Minister John Howard, chosen to address the World Economic Forum. Presumably, among other things, Mr Vaile volunteered the view that the Doha Round of trade negotiations, which is being hosted by the World Trade Organization (WTO) and running well behind schedule, was likely to take another two years to complete.Mr Vaile’s observation would have come as no surprise to the gathered dignitaries, though most may have regarded his optimi…