This paper analyses whether strategic motives for patenting influence the characteristics of companies' patent portfolios. We use the number of citations and oppositions to represent these characteristics. The investigation is based on survey and patent data from German companies. We find clear...

This paper analyses whether strategic motives for patenting influence the characteristics of companies' patent portfolios. We use the number of citations and oppositions to represent these characteristics. The investigation is based on survey and patent data from German companies. We find clear...

Die schwere Wirtschaftskrise 2008/09 hatte substanzielle Auswirkungen auf die Innovationstätigkeit der deutschen Wirtschaft. Die Umsatz- und Gewinneinbußen führten zu einem kräftigen Rückgang der Innovationsausgaben. Davon waren primär Investitionen für neue Produkte und verbesserte...

Firm heterogeneity explains the productivity driven selection mechanism that determines aggregate productivity growth within industries. This paper empirically demonstrates that ICT has a robust impact on firm heterogeneity only when ICT is used intensively and jointly with specific ICT...

Over the last few years, worldwide mergers and acquisitions (M&A) have increased sharply both in terms of value and volume. This development has not only been driven by corporate acquirers but also to an increasing extent by private equity investors. In this paper, we analyze differences in...

This paper investigates how video game publishers’ choice of game release date is affected by the expected level of competition within the game’s product niche. We identify game niches by genre, age-appropriateness, a four week window cohort, publisher and console system. Our analysis is...

Firm acquisitions have been shown to serve as a way to gain access to international markets, technological assets, products or other valuable resources of the target firm. Given this heterogeneity of takeover motivations and the skewness of the distribution of the deal value we show whether and...

The picture of the securities exchanges and financial sectors in CEE countries is still relatively unfavorable. The CEE securities exchanges - with the only exception of the Warsaw Stock Exchange - are, in comparison with their western counterparts, underdeveloped and less important for the...

We investigate how competition in product niches affects the ultimate timing of product release for experience goods using data on motion pictures in the United States. We identify product niches that movies occupy along three different product dimensions: common actor, common director, and...