Saul Eslake talks to the host of ABC Radio National’s Breakfast program, Sally Sara, about the Western Australian Government’s campaign to defend what Saul calls “the Worst Public Policy Decision of the 21st Century Thus Far”, the undermining of the long-standing principles governing the distribution of revenue from the GST to the states and territories at the behest of Australia’s richest state, WA, at a cost to the Federal Budget of $60 billion over eleven years.