Australia's prime minister, Kevin Rudd, steps down just before a leadership vote he was likely...

|By:, SA News Editor

Australia's prime minister, Kevin Rudd, steps down just before a leadership vote he was likely to lose, meaning Julia Gillard will become the country's first female PM. A likely change is coming to Rudd's mega-mining tax; one analyst says markets won't be unstable and in fact may rally. Updated 8:08 p.m.: With trading open in Sydney, the ASX 200 is up 0.6%.