This study uses administrative data linking students and teachers at the classroom level to evaluate teacher quality and joint production in secondary school. Teacher quality is measured by value-added to student test scores in math and reading. Although empirical research has struggled to link...

Labor economists regularly regress educational achievement scores on covariates to examine what aects achievement. I discuss the mea surement and interpretation of achievement scores, and argue that, as the scores are typically measured on an ordinal scale, their analysis in terms of higher...

Economists regularly regress IQ scores or achievement test scores on covariates, for example to evaluate educational policy. These test scores are ordinal measures, and their distributions can take an arbitrary shape, even though they are often constructed to look normal. The ordinality of test...

Während Haupt- und Realschüler vor der bayerischen Schulreform bis zum Ende der sechsten Klasse gemeinsam gelernt haben, werden sie seither bereits nach der vierten Klasse getrennt. Eine aktuelle Studie des ifo Instituts hat die Auswirkungen dieser Reform auf die Schülerkompetenzen anhand von...

Das Abitur hat in Deutschland eine lange Tradition als Reifeprüfung, die die Studierfähigkeit attestieren und damit den Zugang zum Hochschulsystem eröffnen soll. Allerdings werden seit Jahrzehnten beträchtliche qualitative Unterschiede hinsichtlich der Aufgabenstellungen und der...

School retention in South Africa and performance in the major school-leaving matric examination are characterised by significant inequalities on the basis of race and socio-economic status. In order to know at what point in the educational trajectory policy interventions and school improvement...

The poor state of quality education in South Africa is confirmed by the weak performance of South African students on international tests, even when compared to countries with comparatively poorer education systems. This paper aims to shed light on this issue through the use of the PIRLS 2006...

The needs to find ways of lifting people out of poverty and to transform the existing patterns of inequality in South Africa are high on the country’s development agenda. Much hope is often vested in education as an opportunity for children from poor households to overcome the disadvantage of...

This volume was prepared by Marc Piopiunik while he has been working at the Ifo Institute. It was completed in June 2011 and accepted as a doctoral thesis by the Department of Economics at the University of Munich. It includes four self-contained empirical studies. All studies aim at...