<?xml version="1.0" encoding="UTF-8"?><xml><records><record><source-app name="Biblio" version="7.x">Drupal-Biblio</source-app><ref-type>17</ref-type><contributors><authors><author><style face="normal" font="default" size="100%">Annika B. Bergbauer</style></author><author><style face="normal" font="default" size="100%">Eric A. Hanushek</style></author><author><style face="normal" font="default" size="100%">Ludger Woessmann</style></author></authors></contributors><titles><title><style face="normal" font="default" size="100%">Testing</style></title><secondary-title><style face="normal" font="default" size="100%">National Bureau of Economic Research</style></secondary-title></titles><dates><year><style  face="normal" font="default" size="100%">2018</style></year></dates><urls><web-urls><url><style face="normal" font="default" size="100%">http://www.nber.org/papers/w24836</style></url></web-urls></urls><pages><style face="normal" font="default" size="100%">NBER Working Paper No. 24836</style></pages><language><style face="normal" font="default" size="100%">eng</style></language></record></records></xml>