On the Institutional Conditions of Diversified Quality Production. In: Egon Matzner, Wolfgang Streeck (eds.), Beyond Keynesianism: The Socio-Economics of Production and Full Employment. Aldershot: Edward Elgar, 1991, 21–61.

Interest Heterogeneity and Organizing Capacity: Two Class Logics of Collective Action?. In: Roland M. Czada, Adrienne Windhoff-Héritier (eds.), Political Choice: Institutions, Rules, and the Limits of Rationality. Frankfurt a.M.: Campus Verlag, 1991, 161–198.

Organised Interests and Vocational Training in the West German Construction Industry. In: Helen Rainbird, Gerd Syben (eds.), Restructuring a Traditional Industry: Construction Employment and Skills in Europe. New York: Berg, 1991, 241–260.

Policy Networks: Empirical Evidence and Theoretical Considerations. Schriften aus dem Max-Planck-Institut für Gesellschaftsforschung, Volume 9. Frankfurt a.M.: Campus Verlag, 1991.

Beyond Keynesianism: The Socio-Economics of Production and Full Employment. Aldershot: Edward Elgar, 1991.

Amministrazione, scienza della. In: Istituto della Enciclopedia italiana, Giuseppe Bedeschi (eds.), Enciclopedia delle scienze sociali, Vol. 1: Abitazione - Civiltà. 1991, 172–182.

Technikentwicklung zwischen Sachzwang, Markt und Politik. In: MPG-Spiegel, 3, 1991, 28–32.