The paper studies a generic bilateral trade model with relationship-specific investments. Only the seller invests, and subsequent trade becomes inefficient if his investments are too low. We show that the seller may defect strategically under a fixed-price contract even though he attains any...

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

In order to deliver an innovation principals employ competing agents in some circumstances, while employing research team in other circumstances. This paper compares various structures of R&D to provide a rational behind this observation. It is assumed, that the principal can employ either one...

Consider an employer who wants her employee to work hard. As is well known from the e.ciency wage literature, the employer must pay the (wealth-constrained) employee a positive rent to provide incentives for exerting unobservable e.ort. Alternatively, the employer could make effort observable by...