This study analyzes the business model decision of social platforms with a commerce feature. In practice, social platforms can adopt either an advertising model or a brokerage model. We develop a game-theoretic model to recommend the better business model and investigate the effect of social...

This report provides an overview on the economics of attention intermediaries. It addresses the following questions: What are the economics of attention intermediaries? For competition policy, how should markets be defined and market power of attention intermediaries be assessed? What theories...

This chapter identifies defects in the ways most governments currently respond to allegations of harm to consumers and competition from internet giants such as Google, Facebook, Amazon, etc. Governments can refrain from regulating access and tolerate market concentration as the proper reward for...

On the online content market, platforms are both “the matchmakers and the taste-makers”: the content that attracts the highest amount of consumers is promoted - namely through algorithmic recommender systems -, attracting even more consumers and drawing in even more creators of this...

Despite the popular emergence of online property brokerage platforms in the second-hand housing market, little is known about whether and how these platforms would influence the market, especially in terms of housing price. We thus assemble and analyze data from multiple sources about the entry...