Die G8-Reform zur Verkürzung der Gymnasialschulzeit ist umstritten. Erste Bundesländer wollen inzwischen wieder von der 12-jährigen zur 13-jährigen Schulzeit bis zum Abitur zurückkehren, obwohl es bisher nur wenige verlässliche, empirische Befunde zur Wirkung der G8-Reform gibt. Der...

Do increased instruction hours improve the performance of all students? Using PISA scores of students in ninth grade, we analyse the effect of a German education reform that increased weekly instruction hours by two hours (6.5 percent) overalmost five years. In the additional time, students are...

Is it possible to compress instruction time into fewer school years without lowering education levels? A fundamental reform in Germany reduced the length of academic track schooling by one year, while increasing instruction hours in the remaining school years to provide students with a very...

Is it possible to compress instruction time into fewer school years without lowering education levels? A fundamental reform in Germany reduced the length of academictrack schooling by one year, while increasing instruction hours in the remaining school years to provide the same overall...