Youth enfranchisement, political responsiveness and education expenditure : evidence from the U.S. / Graziella Bertocchi (University of Modena and Reggio Emilia, CEPR, DGI and IZA), Arcangelo Dimico (Queen's University Belfast), Francesco Lancia (University of Salerno and CSEF), Alessia Russo (BI Norwegian Business School) ; IZA Institute of Labor Economics. Bonn, Germany : IZA Institute of Labor Economics, October 2017