why does the aussie tank and the canadian not, page-4

Two words : "Super-Tax"

This is what Rudd wanted.

Reuters Breakingviews

..."Some havens exist but they are relatively small. Canada is both well-governed and with a well-balanced economy. Australia has done well, but its housing bubble and proposed mining tax raise doubts about its economic future."

http://blogs.reuters.com/columns/2010/05/18/search-for-safe-havens-increasingly-desperate/