The criticisms of Tuesday’s federal budget have already started. Labor is facing allegations of broken promises over changes to negative gearing and the capital gains tax discount. And there is frustration in the electorate about the government’s $50bn increase in defence spending over the next decade, while also significantly reducing the growth in NDIS spending. Political editor Tom McIlroy speaks to finance minister Katy Gallagher who, along with treasurer Jim Chalmers, is leading the decision making on a budget that claims to address intergenerational fairness – while also being responsible and resilient in an uncertain global environment