Bellmann, Lutz; Brixy, Udo; Düll, Herbert; Ellguth, Peter - In: Mitteilungen aus der Arbeitsmarkt- und Berufsforschung 30 (1997) 1, pp. 47-69
"Since 1993 the IAB has maintained a representative information system of the demand side of the labour market in the form of its establishment panel for western Germany. With the inclusion of the new federal states in 1996, the formation of the IAB panel was completed in the whole of Germany....
