Primary enrolment rates are very high in Peru, but so are the failure and drop-out rates. Thus an understanding of the nature of child schooling should consider school progression from primary to secondary and higher levels, taking account of the conditional sequence with the previous level and...

In statistical analysis, particularly in econometrics, it is usual to consider regression models where the dependent variable is censored (limited). In particular, a censoring scheme to the left of zero is considered here. In this article, an extension of the classical normal censored model is...

This paper compares asymptotic and finite sample properties of linear IV and bivariate probit in models with an endogenous binary treatment and binary outcome. The results provide guidance on the choice of model specification and help to explain large differences in the estimates depending on...

Zusammenfassung Bisherige Studien für Gesamtdeutschland haben ermittelt, dass mehr als die Hälfte der Haushalte, die zum Bezug von Sozialhilfe berechtigt sind, diesen Anspruch nicht geltend machen. Dies widerspricht der Intuition. Das Ziel unserer Studie ist deshalb zum einen, mit Hilfe des...

Does reduced class size cause higher academic achievement for both Black and other students in reading, mathematics, listening, and word recognition skills? Do Black students benefit more than other students from reduced class size? Does the magnitude of the minority advantages vary...