Research and analysis
We examine the questions that matter most for effective government.
Explore our research and analysis
Fiscal rules in the UK since 1997
Fiscal rules are restrictions on fiscal policy set by a government to constrain its own decisions on spending and taxes.
Should the UK do budgets differently?
As Rachel Reeves is accused of misleading the public, the IfG's experts discuss how well the UK does budgets, and Lammy's plans for judge-only trials.
Office for Budget Responsibility (OBR)
The Office for Budget Responsibility (OBR) is the UK’s official independent economic and fiscal forecaster.
The Office for Value for Money has been a success
In its short lifetime the OfVM made valuable proposals for change.
Autumn budget 2025: What did we learn from Rachel Reeves’ announcements?
IfG experts review the key things we learnt from the 2025 budget.
How does the Office for Budget Responsibility produce economic and fiscal forecasts?
Economic and fiscal forecasts are a critical part of the government budget process. But what data and assumptions go into them?
Ministers Reflect on the Treasury
Drawing on over a decade of interviews with over 150 ministers, this report explores the Treasury’s role and the tensions it creates across Whitehall.
Combined epidemiological and economic modelling
The pandemic showed the need for government to improve its use of modelling.
Rachel Reeves’s budget 2025: The IfG’s six things to look out for
What can we expect from the chancellor’s second budget?
Labour's tax pledges
What options does the chancellor have for raising taxes in the budget?