The Berlin IO Day is a one-day workshop sponsored by the Berlin Centre for Consumer Policies (BCCP) and supported by the Berlin's leading academic institutions, including DIW Berlin, ESMT Berlin, Freie Universität Berlin, Humboldt-Universität zu Berlin, and Technische Universität Berlin. The aim is to create an international forum for high quality research in Industrial Organization in the heart...
We show that inventors' personal experiences of natural disasters lead to increased green innovation through changes in their higher-order beliefs about consumer preferences. We match patent records of French and German inventors and a survey of inventive firms to detailed information on natural disasters. This allows us to exploit exogenous variation in inventors’ exposure to natural disasters....
This paper studies the role of viewers’ heterogeneous ad aversion on media content demand and advertisers’ willingness to pay. High-frequency individual-level data on broadcast media content allows us to track viewers’ minute-by-minute choices within the set of available alternatives. We first illustrate the potential selection biases that arise when using aggregated market-level data to estimate...
The workshop aims to bring together researchers from Economics, Information Systems, Law, Marketing, Strategy, and related fields who study Digitization. For inquiries dew2025@diw.de Event page
Following yesterday's Bundestag elections, DIW President Marcel Fratzscher commented on the results and the challenges facing the new German government:
Conversational AI models are becoming increasingly popular and are about to replace traditional search engines for information retrieval and product discovery. This raises concerns about monetization strategies and the potential for subtle consumer manipulation. Companies may have financial incentives to steer users toward search results or products in a conversation in ways that are unnoticeable...
We study the effects of movements in aggregate lending standards on macroeconomic aggregates and inequality. We show in a New Keynesian model with heterogeneous households and housing that a looser loan-to-value (LTV) ratio stimulates housing demand, nondurable consumption, and output. Our model implies that the LTV shock transmits to macroeconomic aggregates through higher household liquidity and ...
