OECD countries average tax and social security burden on employment incomes increased by 0.1
New data show that across OECD countries the average tax and social security burden on employment incomes increased by 0.1 of a percentage point to 35.6 per cent in 2012.
PARIS The global economic crisis worsened income inequality in the world's leading economies substantially and there is a growing risk that the most vulnerable will be hit harder still, the OECD warned Wednesday.