http://www.forbes.com/sites/timworstall/2011/10/31/whats-wrong-with-education-its-not-teacher-pay/
But there’s something wrong about that teachers’ pay point. Teachers’ pay across countries is detailed here. On a PPP basis (that is, adjusting for different prices in the different countries) teachers’ pay in Finland is half that in the US and two thirds that in the UK.