"Leaving no one behind" is an overarching principle of the Sustainable Development Goals. Many countries are prioritizing resources for those who are furthest behind. Existing malnutrition indicators—underweight, stunting, wasting, overweight, and severe wasting—are headcount ratios. They do...

Freelancers in online labor markets often display many skills in their profiles to increase their chances of participating in multiple jobs. However, such behavior may lead their displayed skills to straddle multiple categories, that is, skill spanning. In this paper, we extend the concept of...

This research studies the price competition between a Software-as-a-Service (SaaS) vendor, who adopts subscription-based pricing scheme, and an on-premises vendor, who uses perpetual license scheme. The SaaS vendor decides its subscription price, and the on-premises software vendor decides the...

"Leaving no one behind" is an overarching principle of the Sustainable Development Goals. Many countries are prioritizing resources for those who are furthest behind. Existing malnutrition indicators?underweight, stunting, wasting, overweight, and severe wasting?are headcount ratios. They do not...

The emergence of a sharing economy increases the utilization of existing products/services and reduces the consumption of new resources. We consider a market where consumers are differentiated in their consumption level of the product and develop an analytical model to study how a sharing market...

This research studies the price competition between a Software as a Service (SaaS) vendor, who adopts a subscription-based pricing scheme, and an on-premises vendor, who uses a perpetual license scheme. The SaaS vendor decides its subscription price, and the on-premises software vendor decides...

The advancement of IT has made it easy to communicate the online review information of a product and its previous sales volume information, both of which affect consumer purchase. How should firms react to the coexistence of these two types of information? Should the firms reduce their prices...

This paper investigates a novel winner-determination mechanism: multiple-winner award rules that are widely used in e-procurement auctions and crowdsourcing sites. We focus on one unique award mechanism in e-procurement auctions, in which the auctioneer (i.e., the buyer) specifies three rules...

“Leaving no one behind” is an overarching principle of the newly adopted SDGs. Many countries are in particular prioritizing resources on those who are furthest behind. Existing malnutrition indicators—underweight, stunting, wasting, overweight and severe wasting—are headcount ratios....

Live-stream selling is becoming increasingly popular in e-commerce platforms, where streamers sell the product through real-time social interactions while consumers make purchases during the live-stream time. Adopting a live-stream channel has profound impacts on the traditional post-price...