The use of multi-attribute auctions for procurement of products and services when both price and quality matter is becoming more frequent. Such auctions often employ scoring rules and are open-ended in winner determination. Yet there is a significant gap in the literature on studying the...

Online market places have an unprecedented power of bringing together alarge number of buyers and sellers and aggregating information. Despiteits benefits, this scale of aggregation of private information may bringabout adverse effects that can cause ine±ciencies, which can beignored by...

I present a strategic model of a bilateral oligopoly with asymmetric information to examine (i) the validity of the conjecture of price-taking behavior in such markets as the number of agents becomes large and (ii) the effect of the rate that individual information precision decreases with...

Online market places have an unprecedented power of bringing together a large number of buyers and sellers and aggregating information. Despite its benefits, this scale of aggregation of private information may bring about adverse effects that can cause inefficiencies, which can be ignored by...

In recent years, vendor liability for software security vulnerabilities has been the center of an important debate in the software community and a topic gaining government attention in legislative committees and hearings. The importance of this question surrounding vendor security liability is...

We examine the procurement process selection problem of a large industrial buyer who employs reverse auctions for awarding procurement contracts. We contrast two classes of commonly used strategies under multiple sourcing; namely, single-stage reverse auctions, and two-stage processes where...

In a variety of industries ranging from agriculture to electronics and oil, procurement takes place through a combination of bilateral fixed-price contracts and open market trading among supply chain participants, which allows them to improve supply chain performance by utilizing new demand and...

We study the effect of user incentives on software security in a network of individual users under costly patching and negative network security externalities. For proprietary software or freeware, we compare four alternative policies to manage network security: (i) consumer self-patching (where...

We examine the competition between procurement auctions and long-term relational contracts that emerges from the increased usage of electronic marketplaces. Procurement auctions create supply chain efficiencies by selecting the least costly bidder, and long-term relational contracts ensure the...