We analyze teacher experience as a moderating factor for the effect of class size reduction on student achievement in the early grades using data from the Tennessee STAR experiment with random assignment of teachers and students to classes of different size. The analysis is motivated by the high...

Declining union density in many industrialized countries directs attention to alternative ways of labor relations and worker representation as, e.g., works councils. German works councils belong to the most powerful worker representations in developed countries but little is known of their...

As they are employee associations, it is typically presumed that works councils redistribute economic rents from firm owners to workers. And indeed, empirical literature suggests that works councils reduce profits although, at the same time, they increase productivity. Studies on the...

Many recent studies exploring conditional factor demand or factor substitution issues use firm level panel data. A considerable number of establishment panels contains no direct information on the capital input, necessary for production or cost function estimation. Incorrect measurement of...

Laut Volkswirtschaftlicher Gesamtrechnung erreicht die ostdeutsche Wirtschaft auch 30 Jahre nach dem Fall des Eisernen Vorhangs nur 80 % der westdeutschen Arbeitsproduktivität. Dieser Unterschied in der gesamtwirtschaftlichen Arbeitsproduktivität geht Hand in Hand mit vielen der...