- “Fiscal Capacity in Non-democratic States.” (Working paper).
- “The Institutional Origins of Income Tax.” (Working paper).
- “The Distributive Impact of Government Budgets.” (Data project).
- “Institutions and Left-wing Tax Strategy: Britain and Sweden Compared.” (Working paper).
- “Left-wing Tax Strategy Depends on the Electoral System.” (Working paper).
- with Thomas Brambor “The Government Revenue Dataset, 1800-2012.” (Dataset).