In this paper we discuss the role of private information in buyer - seller relationships. We distinguish between pre- and postcontractual asymmetric information. In each case, we discuss the role of the bargaining protocol and we explore whether it is possible to achieve the first-best outcome.

Die Rolle von privater Information in der Kontraktheorie wird anhand einfacher Tauschmodelle beleuchtet. Es wird zwischen den Konsequenzen von asymmetrischer Information vor und nach Vertragsabschluß unterschieden und jeweils der Frage nachgegangen, inwieweit der Verhandlungsprozeß von...

We analyze in an incomplete contracts model whether a supplier should be integrated if in addition to his investment level he chooses the degree of relationship specificity. A basic trade-off arises: While non-integration leads to higher investment incentives, potential synergies are foregone....

We analyze in an incomplete contracts model whether a supplier should be integrated if in addition to his investment level he may choose the intensity of specialization towards the needs of the buyer. A basic trade-off arises: While non-integration may lead to higher investment incentives,...