This paper tries to justify that academic tourism, due to its characteristics, is a more sustainable type of tourism than conventional tourism. For this reason, we have analysed academic tourism taking into account the three dimensions of the sustainable development: economic, environmental and...

Economic experiments yield lessons to firms that can be acquired only through market experience. Economic experiments cannot take place in a laboratory; scientists, engineers, or marketing executives cannot distill equivalent lessons from simply building a prototype or interviewing potential...

This paper focuses on the pricing aspect of the "net neutrality" debate -- in particular, the de facto ban on fees levied by Internet service providers on content providers to reach users. This "zero-price" rule may prove desirable for several reasons. Using a two-sided market analysis, we...

Payment card associations offer both debit and credit cards and, until recently, engaged in a tie-in on the merchant side through the so-called honour-all-cards (HAC) rule. The HAC rule came under attack on the grounds that the credit and debit card markets are separate markets and that the...

Der Beitrag kommentiert den Stand der Literatur zu den Auswirkungen der Medienberichterstattung auf politische Meinungen und Wahlverhalten. Er geht dabei insbesondere auf den theoretischen Hintergrund, die Rolle der Wettbewerbs- und Regulierungspolitik sowie die Besonderheiten des digitalen...

We study the relationship between the spread of social media platforms and the communication and responsiveness of politicians towards voters, in the context of the expansion of Facebook in Brazil. We use self-collected data on the universe of Facebook activities by federal legislators and the...

The Internet has radically transformed the way we live our lives. The net changes in consumer surplus and economic activity, however, are difficult to measure because some online activities, such as obtaining news, are new ways of doing old activities while new activities, like social media,...

This paper investigates how the destabilizing of a social network may increase the scope of network externalities, using data on sales of a video-calling system made to an investment bank's employees and subsequent usage by these customers. The terrorist attacks of 2001 led potential customers...