Platforms may give preferential treatment to their own products in search results. Whether and how to regulate this self-preferencing behavior is an intensely debated antitrust issue. This paper identifies self-preferencing and quantifies its equilibrium welfare effects in Apple App Store. I...

Digital maps and navigation applications are considered an essential tool by 70% of smartphone users. As these apps come predominantly free of charge, their contribution to consumer well-being cannot be captured by the common economic measures, like the GDP. This study demonstrates how the...

Platforms often display their products ahead of third-party products in search. Is this due to consumers preferring platform-owned products or platforms engaging in self-preferencing by biasing search towards their own products? What are the welfare implications? I develop a structural model of...

By expanding the theory of planned behavior with Structural Equation Modeling, the objective of the study is to investigate consumer behaviors in the purchasing of fresh food through fresh-food apps and cold chain logistics services usage in Shanghai and Beijing, China. The results showed that...

We study the market for apps on Facebook, the dominant social networking platform, and make use of a rule change by Facebook by which highly engaging apps were rewarded with further opportunities to engage users. The rule change led to new applications with significantly higher user ratings...

Mobile banking applications (apps) have become crucial in maintaining financial services accessibility during the COVID-19 pandemic. This study leverages the Unified Theory of Acceptance and Use of Technology (UTAUT) to examine Malaysian millennials' behavioral intentions toward mobile banking...

Rapid and constant development of technology and social media drive every-day changes in the retail sector, modifying behaviour and power of consumers, whereby traditional brick and mortar stores are facing the risk to become obsolete. E-commerce and m-commerce offer to customer a more...

In this paper, we consider the argument that Carterfone-type rules are required in response to mobile operators' use of term contracts, early termination fees, and allegedly restrictive handset certification and support policies. First, we show that such practices by mobile operators are...