Article history: Received October 2 2012 Received in revised format November 2 2012 Accepted November 2 2012 Available online 6 November 2012 This study develops an integrated production inventory model from the perspectives of vendor, supplier and buyer. The demand rate is time dependent for the vendor and supplier and buyer assumes the stock dependent demand rate. As per the demand, supplier ...

In a procurement setting, this paper examines agreements between a buyer and one of the suppliers which would increase their joint surplus. The provisions of such agreements depend on the buyer’s ability to design the rules of the final procurement auction. When the buyer has no such ability, their joint surplus can be increased by an agreement which grants to the preferred supplier a right-of-...

We investigate how a quantity discount schedule can be used to influence stocking decisions and supply chain performance in single-period interactions between a supplier and buyer(s). In contrast to much of the work that has been done on single-period supply contracts, we assume that there are no interactions between the supplier and the buyer(s) after demand information is revealed. Furthermor...

S upply disruptions are all too common in supply chains. To mitigate delivery risk, buyers may either source from multiple suppliers or offer incentives to their preferred supplier to improve its process reliability. These incentives can be either direct (investment subsidy) or indirect (inflated order quantity). In this study, we present a series of models to highlight buyers’ and suppliers’ o...

There are many benefits for coordination of multiple suppliers when single supplier cannot satisfy buyer demands. In addition, buyer needs to purchase multiple items in a real supply chain. So, a model that satisfies these requests has many advantages. We extend the existing approaches in the literature that assume all suppliers need to be put on a common replenishment cycle and each supplier d...

We introduce and study the range contract, which allows a buyer to procure from a supplier at a prescribed price any amountwithin a specified range. In return, the supplier is compensated up front for thewidth of the rangewith a range fee. This fee canbe viewed as the buyer tradingmonetary value for reduceduncertainty. The range contract generalizes and unifiesmany common contracts, such as fix...