Increasing efforts are being made towards the promotion of a culture of philanthropic and social responsibility within Mexican companies and organizations. These organizations not only work to support themselves, but are also engaging in actions and attitudes which ease and promote development....

What happens to demand if a magazine launches a website? This question is empirically analyzed for the German women?s magazine market, a particularly large segment of the German magazine where fierce competition is reigning. Models for differentiated product demand are estimated on panel data...

Wir untersuchen die Bedingungen, unter denen infolge der Globalisierung, insbesondere des Verfalls der (Informations-) Transaktionskosten Wettbewerbspolitik möglich ist. Zunächst zeigen wir in einem theoretischen Abschnitt die Folgen der veränderten Transaktionskosten auf institutionelle...

We investigate the relation between Net Neutrality regulation and Internet fragmentation. We model a two-sided market, where Content Providers (CPs) and consumers interact through Internet Service Providers (ISPs), and CPs sell consumers' attention to advertisers. Under Net Neutrality, a...

A reduction in search costs is generally believed to make markets more competitive. However, the effect may be mitigated or amplified if consumers must pay costs for switching products. This paper investigates how search costs affect prices in the presence of switching costs using U.S. domestic...

The Internet is often anticipated to have disruptive competitive impacts, causing upstart firms to overthrow incumbent market leaders. This paper uses the UK IT consulting industry as a test case to see whether such competitive impacts of the Internet might already be occurring. Comparable...

We investigate the implications of Network Neutrality regulation for Internet fragmentation. We model a two-sided market, where Content Providers (CPs) and consumers interact through Internet Service Providers (ISPs) and CPs sell consumers' attention to advertisers. Under Network Neutrality, CPs...

Can stock market bubbles accelerate long term growth? Do such bubbles indicate irrational behavior? This paper studies the effect of innovation uncertainty on the concomitant time path of firm valuations, technology adoption and growth in a setting that incorporates positive network...

We analyze how network effects affect competition in the nascent cryptocurrency market. We do so by examining the changes over time in exchange rate data among cryptocurrencies. Specifically, we look at two aspects: (1) competition among different currencies, and (2) competition among exchanges...

We investigate the implications of Network Neutrality regulation for Internet fragmentation. We model a two-sided market, where Content Providers (CPs) and consumers interact through Internet Service Providers (ISPs) and CPs sell consumers' attention to advertisers. Under Network Neutrality, CPs...