A cikk a versenyszabályozás közgazdaságtanának egyik nagy gyakorlati jelentőségű területével, a dominanciaproblémák elemzésével kapcsolatban tekinti át a megfigyelt tények különböző, egymásnak akár ellentmondó, de egyaránt egzaktnak tekinthető interpretációs...

We study the price effects of mergers in airline networks. Guided by a review of the existing theoretical and empirical literature, we develop two classifications of routes possibly affected by an airline merger. Subsequently, we apply a difference-in-differences approach to exemplarily...

Public–Private Partnerships (PPPs) have been implemented broadly around the world in the infrastructure sector — water and sanitation, transports, energy, telecommunications — and, more recently, in the provision of public services — education, health, prisons, water...

We investigate the equilibrium market structure on competing online auction sites such as those of eBay or Yahoo! Building on the model of Ellison et al. (2004), we take full account of the complexity of network effects on such platforms. We extend the model by looking at the implication of...

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...

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...

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...

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...

We investigate whether lenders employ sustainability pricing provisions to manage borrowers’ environmental risk. Using unexpected negative environmental incidents of borrowers as exogenous shocks that reveal information on environmental risk, we find that lenders manage borrowers’...

We investigate whether lenders employ sustainability pricing provisions to manage borrowers' environmental risk. Using unexpected negative environmental incidents of borrowers as exogenous shocks that reveal information on environmental risk, we find that lenders manage borrowers' environmental...