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The impact of financial support to firms during crises : the case of Covid aid in the EU

Canzian, Giulia; Crivellaro, Elena; Duso, Tomaso; … - 2025

The Covid-19 pandemic caused a global economic crisis, leading governments to provide substantial State Aid to support firms. This paper examines the effectiveness of Covid-related financial support in Spain and Italy, focusing on its impact on firm recovery. Using a difference-in-differences...

Persistent link: https://www.econbiz.de/10015374345

Public communication and collusion : new screening tools for competition authorities

Duso, Tomaso; Harrington, Joseph Emmett; Kreuzberg, Carl; … - 2025

Competition authorities increasingly rely on economic screening tools to identify markets where firms deviate from competitive norms. Traditional screening methods assume that collusion occurs through secret agreements. However, recent research highlights that firms can use public announcements...

Persistent link: https://www.econbiz.de/10015437145

Aligning competition policy and industrial policy in the EU

Duso, Tomaso; Peitz, Martin - 2025

Trade conflicts, geopolitical tensions, digital disruption, and the climate crisis pose major challenges for the European Union (EU) and its member states. As called for in the Draghi Report, industrial policy measures can increase competitiveness, strengthen resilience, and facilitate the twin...

Persistent link: https://www.econbiz.de/10015533516

A retrospective study of state aid control in the German broadband market

Duso, Tomaso; Nardotto, Mattia; Seldeslachts, Jo - 2024 - 16 August 2024 - This is an updated version of the 2021 discussion paper

We provide an evaluation of the impact of German public subsidy schemes in municipalities of Bavaria and Lower Saxony aimed at supporting the deployment of basic broadband infrastructure in rural Germany. Such subsidies are subject to state aid control by the European Commission and may only be...

Persistent link: https://www.econbiz.de/10015062493

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A retrospective study of state aid control in the German broadband market

Duso, Tomaso; Nardotto, Mattia; Seldeslachts, Jo - 2021

Book / Working Paper

Returns to data : evidence from web tracking

Ullrich, Hannes; Hannane, Jonas; Peukert, Christian; … - 2024

Tracking online user behavior is essential for targeted advertising and is at the heart of the business model of major online platforms. We analyze tracker-specific web browsing data to show how the prediction quality of consumer profiles varies with data size and scope. We find decreasing...

Persistent link: https://www.econbiz.de/10014632288

The evolution of theories of harm in eu merger control

Duso, Tomaso; Bernhardt, Lea; Piechucka, Joanna - 2024

We discuss the main Theories of Harm in EU merger control and their evolution since the 1990s. We present stylised facts and trends using data extracted from EU merger decisions by natural language processing tools. EU merger policy has adapted over time, both in terms of legislation and...

Persistent link: https://www.econbiz.de/10014632290

Let's switch to the cloud : cloud adaption and its effect on IT investment and productivity

Duso, Tomaso; Schiersch, Alexander - 2022

The advent of cloud computing promises to improve the way firms utilize IT solutions. Firms are expected to replace large and inflexible fixed-cost investments in IT with more targeted variable spending in cloud solutions. In addition, cloud usage is expected to increase the productivity of...

Persistent link: https://www.econbiz.de/10013362930

Broadband and productivity : structural estimates for Germany

Duso, Tomaso; Nardotto, Mattia; Schiersch, Alexander - 2021

We study the impact of broadband availability on firms’ total factor productivity (TFP) using German firm-level data between 2010 and 2015. We adopt a control function approach to causally identify and separately estimate productivity for 46 two-digit manufacturing and service sectors. Over...

Persistent link: https://www.econbiz.de/10012793222

Assessing EU merger control through compensating efficiencies

Affeldt, Pauline Luise; Duso, Tomaso; Gugler, Klaus; … - 2021

Worldwide, the overwhelming majority of large horizontal mergers are cleared by antitrust authorities unconditionally. The presumption seems to be that efficiencies from these mergers are sizeable. We calculate the compensating efficiencies that would prevent a merger from harming consumers for...

Persistent link: https://www.econbiz.de/10012659077

Market concentration in Europe : evidence from antitrust markets

Affeldt, Pauline Luise; Duso, Tomaso; Gugler, Klaus; … - 2021 - This draft: January 20, 2021

An increasing body of empirical evidence is documenting trends toward rising concentration, profits, and markups in many industries around the world since the 1980s. Two major criticisms of these studies is that concentration and market shares are poorly measured at the national industry level...

Persistent link: https://www.econbiz.de/10012426540