Canadian Press: Australia seems to have become something of a role model for Canadian politicians. Prime Minister Stephen Harper drew inspiration from Oz to craft a winning election campaign in 2006. And now Liberal Leader Stephane Dion is looking Down Under for the key to defeating Harper’s Conservatives. Indeed, Dion acknowledges his risky decision to make a carbon tax the cornerstone of the upcoming Liberal platform was influenced, at least in part, by the example of Kevin Rudd. The …