The spring school is initiated by EERA and organized by the Universities of Cyprus, Dortmund, Gothenburg, Oslo, and Oxford. The fourth spring school´s topic is  Propensity Score Matching & Instrumental Variables. Elisabeth A. Stuart (Johns Hopkins University) will deliver the main workshops. From May 5 - 9, 2014, the spring school will be hosted by the Centre for Educational Measurement at University of Oslo (CEMO) in Norway. The registration fee of 200,- € includes full tuition and accommodation. For more information and to apply please visit www.springschool.eu.