Third-party sellers in online marketplaces provide wide product/service variety and are highly heterogeneous in the capability of delivering value to buyers. Seller variety and value heterogeneity shape seller competition, which then affects the marketplace owner’s profit. This paper presents...

This paper investigates the discrepancy among the multiple ranking lists of the same performers. It treats ranking lists as some well-positioned information products rather than the repetitive measures of performance. Hence, discrepancy stems from the differentiation rather than the measure...