I'll be writing this all up in the context of a forthcoming paper, but since the charts are ready, I'll post them now without comment for the benefit of the sort of people who are tuned into Sunday Night Twitter. 1/
Personal income tax revenues in OECD countries, as a share of GDP and as a share of the total: 2/ 
(Yes, yes, I know: what's going on with Denmark? I\ll have an answer for that as well) 3/
Corporate tax revenues in OECD countries, as a share of GDP and as a share of the total: 4/
Social security contributions and payroll tax revenues in OECD countries, as a share of GDP and as a share of the total: 5/
Property (ie wealth) tax revenues in OECD countries, as a share of GDP and as a share of the total: 6/
Goods and services tax revenues in OECD countries, as a share of GDP and as a share of the total: 7/
