This is an online seminar using Cisco Webex. You will receive the login data with the invitation to the talk. Abstract: Large-scale personal data collection for the purpose of personalized predictions has been driven by high expectations of efficiency gains in many business and policy settings. Yet, quantifying the trade-off between the costs of linking disconnected silos of personal...
This study is an empirical investigation of the empty nest syndrome, commonly understood as a situation where there are feelings of loss or loneliness for mothers and/or fathers following the departure of the last child from the family home. This investigation makes use of rich, longitudinal, nationally representative German data to assess whether there is evidence for such a syndrome. Furthermore, ...
The experimental literature on antitrust enforcement provides robust evidence that communication plays an important role for the formation and stability of cartels. We extend these studies through a design that distinguishes between innocuous communication and communication about a cartel, sanctioning only the latter. To this aim, we introduce a participant in the role of the competition authority, ...
We study a game in which two firms compete in quality to serve a market consisting of consumers with different initial consideration sets. If both firms invest below a certain threshold, they only compete for those consumers already aware of their existence. Above this threshold, a firm is visible to all and the highest investment attracts all consumers. On the one hand, the existence of initially ...
As part of the 2019 frequency allocation process for mobile communications, the Federal Network Agency required network providers to achieve a certain level of mobile network coverage for the population. Cooperation between different network providers was also permitted for the first time, although it was not specified what forms of cooperation are permitted. Using a model, this report shows that providers ...
In HANK, we show that fiscal policy is an appropriate macroeconomic stabilization tool at the ZLB. Fiscal policy achieves the same macroeconomic aggregates and the same welfare as hypothetically unconstrained monetary policy by replicating its transmission mechanism. Consumption taxes and labor taxes replicate the effects of monetary policy through the intertemporal substitution channel. Debt-financed ...
In an urban economy, the distribution of people and real estate prices depends on the location of the central business district of a city. As distance from the city center increases, both prices and population density diminish, for travel costs increase in terms of time and money. As manufacturing gradually leaves the cities, the importance of consumer amenities as attractors of population to the urban ...
This is an online seminar using Cisco Webex. You will receive the login data with the invitation to the talk. Abstract: The tracking of online user behavior is considered essential for the construction of consumer profiles, which help platforms monetize their services. Prominent examples are advertising in online search or social media, but also online retailing in which matching...
This is an online seminar using Cisco Webex. You will receive the login data with the invitation to the talk. Abstract: High and growing prescription drug costs in the United States are a major concern for policy makers. This paper focuses on the extent to which promotional gifts and other transfers made to physicians by pharmaceutical companies cause physicians to prescribe more...