The budget was extraordinary in many ways. It is an abandonment of restraint on taxes by a liberal government. It is nakedly populist and it also acknowledges that government debt can be productive.
The budget is full of forecasts about where the economy is going, but other indicators are often more helpful.
The reason for the constant struggle for funding between the states and federal government relates back to the constitution.
If you look at past budgets, the proposed cuts in social security programs are disproportionate to the amount the government spends.
How can we tell whether we have an infrastructure deficit? And if we do, how big is it?
Amid a rash of leaks and pre-budget announcements, here's what we know about what's in and what's not when it comes to taxes and transfers.
In the latest in our Budget Explainer series, Mark Crosby explains debt and deficit and where Australia stands.
In our federal budget explainer series, Guay Lim explains what Australia's structural deficit really means.
The key economic indicators to look out for on budget night.