"Test" . . "Ecoles." . . "New York (NY)" . . "Etats-Unis d'Amérique." . . . . "Another look at the New York City school voucher experiment" . "Another look at the New York City school voucher experiment"@en . . . "Another look at the New York City School voucher experiment"@en . . . . . . . . . . . . . . . . "Another look at the New York city school voucher experiment" . . . . . . . . . . . . . . . . . "Another Look at the New York City School Voucher Experiment" . "Another Look at the New York City School Voucher Experiment"@en . . . . . . . . . . . . . . . . "Another Look at the New York City School Voucher experiment"@en . . "Zonder onderwerpscode: economie." . . "Schulpolitik / Voucher / Experiment / Niedrigeinkommen / New York (NY)" . . "Voucher" . . "Schulpolitik" . . "National Bureau of Economic Research" . . "Niedrigeinkommen" . . "Villes." . .