This book synthesizes the existing quantitative evidence on organizational design, bringing together the growing stream of theoretical work on the economics of firms' organization and available empirical findings produced by qualitative work in management, business history and organizational sociology.

MASSIMO G. COLOMBO is Professor of Economics of Technical Change at Politecnico di Milano, Italy.

MARCO DELMASTRO is Advisor to the President of the Italian Communications Authority (Autorità per le Garanzie nelle Comunicazioni), Italy.