It is generally believed that companies choose supply chain partners on the basis of their distinctive value propositions – a fact one would also expect holds true when companies choose a logistics service provider. However, faced with the complexities of varied customer demands, it can be...

We consider a procurement auction, where each supplier has private costs and submits a stepped supply function. We solve for a Bayesian Nash equilibrium and show that the equilibrium has a price instability in the sense that a minor change in a supplier.s cost sometimes result in a major change...