Coming of age: the hidden health costs of legal age limits / Petri Böckerman (University of Jyväskylä, Labour Institute for Economic Research and IZA), Mika Haapanen (University of Jyväskylä, School of Business and Economics), Christopher Jepsen (University College Dublin, School of Economics and Geary Institute, IZA and CES-Ifo) ; IZA Institute of Labor Economics