Not so long ago, politicians were furiously point-scoring over how much debt was owed by the Federal Government. Which is curious, as the official figures are released each year in what’s officially known as the Budget Outcome. At the end of June 2015, total general government net debt was $238.7bn. It was lower than the May forecasts of $250.2bn and represents 14.8% of GDP. Net debt is equal to gross...