This is an online seminar using Webex. You will receive the login data with the invitation to the talk. Abstract: Antibiotic resistance is a severe problem within our current health systems. One of the main strategies to combat the rise of antibiotic resistance is to improve individual physicians' antibiotic prescribing practices. However, this strategy requires that differences in...
Abstract: User generated content is increasingly substituting content created by professionals. Local news that is generated by citizen journalists could be a promising way of supporting the struggling newspaper industry by reducing costs for professional journalists. We study a network of 122 local Austrian newspapers operating a hybrid model of citizen and professional journalism. We first...
This is an online seminar using Webex. You will receive the login data with the invitation to the talk. Abstract: Cities worldwide have regulated the peer-to-peer short-term rental market claiming that those markets remove apartments from the long-term housing market, causing an increase in rents. However, at the time many of these policies were passed, empirical evidence for or...
This is an online seminar using Webex. You will receive the login data with the invitation to the talk. Abstract: In the last ten years, Google, Apple, Facebook, Amazon, and Microsoft (GAFAM) acquired more than 400 companies, predominantly in the technological sector. Competition authorities did not scrutinize most of these transactions, as they did not reach the traditional thresholds,...
This is an online seminar using Webex. You will receive the login data with the invitation to the talk. Abstract: This paper analyzes the relationship between common ownership – when two firms are partially held by the same investor – and markups. Combining firm-level financial data from Europe with ownership data of publicly listed firms, we structurally estimate production...
Abstract: We study competition between Airbnb and hotel accommodations in Paris in 2017 to assess the welfare implications of Airbnb’s presence on hotels and travelers. The existing literature on the subject exclusively uses across city variation in Airbnb diffusion. Consequently, it does not take into account that the location of an accommodation within a city might be an important...
Researchers at DIW Berlin are taking a closer look at the economic effects of the ongoing 2020 coronavirus pandemic. Here you can find all DIW Berlin publications on the consequences of the pandemic, which are leaving deep marks on not only the global and German economies, but also on society itself.
Abstract: An increasing body of empirical evidence has documented trends to risen concentration, profits, markups, and market power in many industries across the world since the 1980s. Several factors – such as globalisation, digitisation, the increased role of intangible assets and sunk costs, as well as M&A activity and the (under)enforcement of merger control– have been...
Abstract: Antibiotic misuse due to prescribing under diagnostic uncertainty is a leading driver of antibiotic resistance. We investigate the magnitude and mechanisms by which machine learning predictions can enable policies that reduce antibiotic misuse. Building on predictions from administrative data on urinary tract infections in Denmark, we evaluate counterfactual policies that replace...
Die digitale Ökonomie hat unzählige Märkte nachhaltig verändert. Insbesondere Online Plattformen bieten eine noch nie dagewesene Auswahl an Produkten, gekoppelt mit innovativer Technologie, die das Zusammenfinden von Angebot und Nachfrage vereinfacht, Vertrauen aufbaut und Suchkosten reduziert. Gleichzeitig hat die neuartige Natur dieser Plattformen dazu geführt, dass sie teilweise mit den etablierten ...