What if housing never becomes affordable?

Everyone knows Australian house prices are completely bananas, but understanding why stumps even the experts. So will the current trends continue? And if so, where does that leave renters? Today on The Signal, we ask why our housing market is so weird, and explore one counterintuitive idea about how to improve it. Featured: Peter Martin, Visiting Fellow, Crawford School of Public Policy, Australian National University; Business and Economy Editor, The Conversation; and Co-Presenter, 'The Economists', ABC Radio National