We present a new measure for the political position of news outlets based on politicians' selective sharing of news items. Politicians predominantly share news items that are in line with their political position, hence, one can infer the political position of news outlets from the politicians'...

Obwohl sich viele Medienunternehmen durch Werbeeinnahmen finanzieren, ist der Einfluss von Werbung auf die Auswahl und Vielfalt von Inhalten größtenteils unerforscht. Dieser Artikel zeigt, dass Werbung die Themenvielfalt erhöhen kann, und betrachtet dazu YouTube, einer der größten...

Does advertising revenue increase or diminish content differentiation in media markets? This paper shows that an increase in the technically feasible number of ad breaks per video leads to an increase in content differentiation between several thousand YouTube channels. I exploit two...

This paper studies the effect of advertising on content differentiation on YouTube, the second-most visited website in the world. I demonstrate that an exogenous increase in the feasible advertising quantity leads to a considerable decrease in the YouTubers' probability to duplicate mainstream...

Obwohl sich viele Medienunternehmen durch Werbeeinnahmen finanzieren, ist der Einfluss von Werbung auf die Auswahl und Vielfalt von Inhalten größtenteils unerforscht. Dieser Artikel zeigt, dass Werbung die Themenvielfalt erhöhen kann, und betrachtet dazu YouTube, einer der größten...

Does advertising revenue increase or diminish content differentiation in media markets? This paper shows that an increase in the technically feasible number of ad breaks per video leads to an increase in content differentiation between several thousand YouTube channels. I exploit two...

We study a credence goods problem - that is, a moral hazard problem with non-contractible outcome - where altruistic experts (the agents) care both about their income and the utility of consumers (the principals). Experts' preferences over income and their consumers' utility are convex, such...

We present an easy to implement measure for the political position of news outlets based on politicians' selective sharing of news items. Politicians predominantly share news items that are in line with their political position, hence, one can infer the political position of news outlets from...

The importance of user-generated content is growing as media consumption is moving online; yet, investigations of media bias on user-generated content platforms are rare. We develop a novel procedure to detect coverage bias - i.e., bias in the amount of coverage certain topics or issues receive -...