Another great platform summit at the 4th annual #EU-DPRN conference in #Aalto. Great presentations, panels and updates on platform literature and state of the field.
Thanks to Joost, Carmelo, Panos and local organizers for putting together this great event!
@gjrietveld.bsky.social #eu-dprn
Ahmadreza Mostajabi
Managers and academics have long tracked unit sales as a key performance metric for video games. But in a world where games increasingly operate as services with fragmented monetization, sales no longer tell the full story. User engagement might be more meaninful. www.linkedin.com/posts/gjriet...
Regulating digital #platforms to keep markets competitive is hard. There can often be unintended consequences. The latest #PlatformPapers blog documents how #China's digital platform #regulation stiffled entrepreneurial activity and capital markets. open.substack.com/pub/platform...
In the latest #PlatformPapers blog, Michiel Van Crombrugge (based on joint work with Stefan Stremersch) reminds us about the importance of analyzing the 'right' performance indicators.
For many year...
Food-delivery #platforms didn't 'disrupt' the #restaurant industry, but they still had a meaningful impact on market composition. In the latest #PlatformPapers blog, Manav Raj and JP Eggers explain what happens when delivery platforms come to town. platformpapers.substack.com/p/when-deliv...
Online review platforms such as #TripAdvisor and #Yelp can help travelers avoid "tourist traps", but what is their effect on restaurant market composition and competition really? Dante Donati discusses these questions in the latest #PlatformPapers blog! open.substack.com/pub/platform...
platformpapers.substack.com
How platform entry affects industry structure and competition
I wrote this chart-filled piece about game console price increases ~9 months ago and it is already out of date because Sony and Nintendo have increased prices again in the interim! arstechnica.com/gaming/2025/...
Ars analysis shows missing price cuts are costing console consumers hundreds of dollars.
An oft-heard rebuttal to the dominance of #BigTech firms is that "competition is only one click away." But is competition really only one click away? Michelangelo Rossi discusses his research on Google Maps and the DMA in the latest #PlatformPapers blog. platformpapers.substack.com/p/is-competi...
In 2019, GrubHub added 150,000 restaurants to its food-delivery platform ... without their knowledge! The latest PlatformPapers blog asks: What Happens When Platforms Add Suppliers Who Never Signed Up? open.substack.com/pub/platform...
What happens to non-promoted items when a platform operator selectively promotes some of its items, but not others? The latest PlatformPapers post discusses this question drawing from experimental research. Promotion has positive spill over effects, but not to all. open.substack.com/pub/platform...
Interested in the state of #platform competition research in 2025? Read about it in the Platform Papers 2025 Year in Review post where I discuss the how, what, where, and who of platforms research. platformpapers.substack.com/p/platform-p...
platformpapers.substack.com
What the DMA’s Google Maps experiment tells us about contestability in digital markets
