The relationship between intergenerational mobility and equality of opportunity / Adrian Adermon (Institute for Evaluation of Labour Market and Education Policy (IFAU), UCLS, UCFS and IZA), Gunnar Brandén (Center for Epidemiology and Community Medicine and Karolinska Institutet), Martin Nybom (Institute for Evaluation of Labour Market and Education Policy (IFAU), SOFI, UCLS and IZA) ; IZA Institute of Labor Economics