Westpac
February 13, 2026
As Big as the Mining Boom: The Rise of the Public Economy
Macro ThematicMacro Economic IndicatorsRates Govt BondsHealth CareIndustrials
Public spending in Australia has reached a record 35% of output and 40% of employment, a structural shift comparable to the 2000s mining boom. This expansion is creating persistent capacity constraints and inflationary pressures across the economy.
Key Takeaways
- 1.Australia is experiencing a structural change in its economy comparable to the 2000s mining boom, with public spending now generating 35% of output and 40% of employment.
- 2.Public demand has significantly penetrated market industries, with the median public share of output across market industries rising from 17% to 25% over the last decade.
- 3.The expansion of the public sector is creating capacity constraints and inflationary pressures in sectors like construction and health, while potentially reducing trend productivity growth by 0.1ppts.
Table of Contents
- Key points
- As Big as the Mining Boom: The Rise of the Public Economy
- The Quiet Structural Shock Reshaping the Australian Economy
- How Government Now Drives Large and Growing Parts of the Economy
- A Structural Shift with Macro Consequences
- What does this imply for trend growth in Australia?
- What happens next?
- What's the bottom line?
- Appendix A: Methodology overview
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Authors
Pat Bustamante
Themes
Capacity-Driven InflationPublic vs Private Sector Resource CompetitionStructural Economic Transformation
Regions
Asia PacificAustralia
