But Andreas Schleicher argues that a deeper problem is rooted in the inequalities of the school system.
He says that the level of social segregation and the excessive link between home background and success in school is "cutting off the supply" between secondary school and university.
The meritocratic, migrant energy in US culture is no longer operating in the school system.
"If you lose the confidence in the idea that effort and investment in education can change life chances, it's a really serious issue," says Mr Schleicher.
Your new post is loading...
