Supplier selection, which is the basic process of finding the best supplier/suppliers to procure the items regarding various criteria, is an important decision problem to be studied. It becomes more complicated if there are various items and any supplier cannot provide all types of items individually. Such situations are called multi-item, multi-supplier environments and rarely studied in the l...

We solve the principal-agent problem of a monopolist insurer selling to an agent whose riskiness (chance of a loss) is private information, a problem introduced in Stiglitz (1977)’s seminal paper. We prove several properties of optimal menus: the highest type gets full coverage (efficiency at the top), all other types are underinsured (downward distortions elsewhere), the contract is nonnegativ...

Abstract: This paper investigates a multi-objective supplier selection and order allocation problem under quantity discounts in a fuzzy environment. Prior research on supplier selection and order allocation with quantity discounts mainly considered partial fuzziness of the decision problem; a situation where both the objectives of the decision maker and the constraints are fuzzy has not been st...

During production process, we may experience with some imperfect things disregarding every single precautionary measures. The are each of two dismissed promptly at the season or reworked and sold as great ones customers given plenty discount to keep up generosity organization. This article considers about this practical circumstances includes price-sensitive demand. As propels, have defective i...

    Supplier selection,   Multi-objective decision making,   Fuzzy Compromise programming,   Supply chain management,   Quantity discount .   Supplier selection is naturally a complex multi-objective problem including both quantitative and qualitative factors. This paper deals with this issue from a new view point. A quantity discount situation, which plays a role of motivator for buyer, is con...

In the traditional economic order quantity/economic production quantity model, most of the items considered are of perfect type. But this situation rarely takes place in practice. Thus, in this paper, an economic order quantity model with imperfectquality items is developed. 100% screening process is performed, and the items of imperfect quality are sold as a single batch. A proportionate ra...

This paper examines the influence of a permanent discount strategy on customer purchase behavior, i.e., incidence in each week, quantity (in units), and total order spending CNY). Permanent discounts are defined as continuously provided by retailers. We identify two types discounts, namely, product-specific price (PD) coupons (OD, which can be redeemed for order). collect transactional data fro...