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Digital Platforms

Antitrust and Competition

Addictive Social Media: Why We Need Regulation and Competition for Digital Platforms

Ariel Hsieh, Fiona Scott Morton, J. Niels Rosenquist, Samuel Weinstein
Social media is associated with the prevalence of mood disorders, depression, and anxiety. With no regulations to address the dangers of addictive...
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Antitrust and Competition

Contextualizing the Dispute Between Australia, Facebook, and Google

Filippo Maria Lancieri
The Australian Competition and Consumer Commission's draft news media bargaining code for digital platforms has elicited aggressive responses from both Google and...
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Antitrust and Competition

Competition in Digital Markets: What Have We Learned So Far?

Filippo Maria Lancieri, Patricia Morita Sakowski
A new Stigler Center working paper systematically analyzed and summarized 21 reports issued by 17 antitrust authorities and expert panels on the...
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Antitrust and Competition

How US Regulators Allowed Google and Facebook to Become Dominant

Filippo Maria Lancieri
The UK's Competition and Markets Authority recently criticized Google and Facebook's excessive market power. American regulators, on the other hand, have allowed them to consolidate...
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Antitrust and Competition

How to Restore Competition in Digital Advertising Markets and Protect Users

Filippo Maria Lancieri
The UK's Competition and Markets Authority is considering a range of interventions in digital advertising markets, among them obliging Google to share click and query...
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Antitrust and Competition

How Google and Facebook Made Digital Advertising Markets Increasingly Opaque to Protect Their Dominance

Filippo Maria Lancieri
According to the British Competition and Markets Authority, barriers to entry are so high that not even Amazon is a real threat to Google...
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Antitrust and Competition

The Trump Administration Attacks the Stigler Report on Digital Platforms

Luigi Zingales, Filippo Maria Lancieri
President Trump’s 2020 Economic Report finally confronts the issue of antitrust enforcement both in the traditional economy and in the digital one....
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Antitrust and Competition

Facebook’s Enduring Control Over Social Media Markets

Filippo Maria Lancieri
According to the British Competition and Markets Authority (CMA), Facebook accounts for 75 percent of the UK’s social media market. Over the past 10 years,...
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Antitrust and Competition

The Chicken/Egg Problem With Google Search That Prevents Competition

Filippo Maria Lancieri
Google controls the British search market, according to the UK's Competition and Markets Authority. Its 90 percent market share and profits from general search are...
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Antitrust and Competition

Google’s and Facebook’s Grip on Digital Advertising Markets

Filippo Maria Lancieri
Since July 2019, the UK's Competition and Markets Authority has been conducting an extensive investigation of the digital advertising market. In its preliminary report on...
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Antitrust and Competition

“An Offer We Can’t Refuse”: How We Gave Away Our Data and Made Big Tech What It Is Today

Tommaso Valletti
WhatsApp’s new terms of service should come as no surprise. For years, Big Tech has been offering its users these “take it...
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Antitrust and Competition

Paul Romer: “If You Think Moderation is Censorship, You’ve Got a Competition Problem”

Jana Kasperkevic
During a Stigler Center keynote webinar, Nobel laureate Paul Romer discussed concentration problems in the US and possible solutions, including a “pigouvian”...
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Digital Platforms

The “Next Frontier of Propaganda”: Micro-Influencers are Paid to Spread Political Messages, Disinformation

Jana Kasperkevic
Online influencers aren’t in the business of promoting just products anymore. New research finds that micro-influencers are increasingly used to spread political...
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Antitrust and Competition

Digital Markets Act: Policy Choices and Conditions for Success

Alexandre de Streel
Last month, the European Commission introduced an ambitious new set of rules for digital platforms, the Digital Markets Act. Here is what...
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Antitrust and Competition

The Silent Coup

Luigi Zingales
President Donald Trump's seditious actions are exposing the political power that Twitter, Amazon, Google, Apple, and Facebook enjoy. Banning him from their...
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Antitrust and Competition

How Will the Digital Markets Act Regulate Big Tech?

Cristina Caffarra, Fiona Scott Morton
While the recently introduced Digital Markets Act rules might change prior to final approval, there is a lot to consider already. What...
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Coronavirus

Covid-19 Aggravates Existing Income, Gender, and Race Inequalities, and Further Increases Political Divisions

Marianne Bertrand, Guglielmo Briscese, Maddalena Grignani, Salma Nassar
Seventy percent of Americans know someone who tested positive; one in five know someone who died from coronavirus, survey shows.
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