Informal cooperation in the US and Germany::Cooperative managerial capitalism vs. competitive managerial capitalism in interfirm Information trading Sattler, Henrik Schrader, Stefan Lüthje, Christian 2003 - Forschungsinformationssystem der UHH
Appropriability of product innovations::An empirical analysis for Germany Sattler, Henrik 2003 - Forschungsinformationssystem der UHH