Australia is about to become the biggest exporter of liquified natural gas in the world, but domestically it is the only country where the price of gas is rising. Bruce Robertson from the Institute for Energy Economics and Financial Analysis tells Guardian Australia’s Katharine Murphy and Gabrielle Chan the government is running out of time to fix this problem: the market has failed and more industries will leave Australia due to the high price of gas. The only solution, he says, is regulation to increase transparency and ensure domestic supply at a fair price • Guardian Essential poll finds most Australians support a gas reservation policy