An increasing body of empirical evidence is documenting trends toward rising concentration, profits, and markups in … many industries around the world since the 1980s. Two major criticisms of these studies is that concentration and market … scrutinized by the European Commission between 1995 and 2014. We show that concentration, as measured by the market-specific post …

In the convergence age of media, telecommunication and Internet, firms need more media contents, audiences or platforms … requires further discussion. The KEK, the index of cross-media concentration used in German, is applied to examine the degree … of multiple market concentration. However, this study found that for most countries they did not analyzed M&A cases by …

known as the 80/20 rule, describes this common pattern of sales concentration. However, information technology in general … and Internet markets in particular have the potential to substantially increase the collective share of niche products …, thereby creating a longer tail in the distribution of sales. This paper investigates the Internet's "long tail" phenomenon. By …

This paper analyzes how household adoption of broadband internet affected traditional print media, using data from the … print media combined with a plausibly exogenous variation in the availability and adoption of broadband internet. The … reduction was caused by increased internet adoption. However, we uncover important heterogeneity in the impacts across different …

Does the internet increase competition? To address this question, I exploit two institutional details unique to Germany …