We analyze the development of the German knowledge base measured by co-classifications of patents by German inventors and relate this technological development to changes in the structure of the underlying inventor networks. Our central hypothesis states that technologies which become more...

The firms' international fragmentation of production has recently widened its focus from outsourcing of intermediates to off-shoring of business services such as software program development and international call centre networks. Although a large number of business services are intangible and...

For a decade, economists have been fascinated by the phenomenon of open source software (OSS). OSS is marked by free access to the software and its source code. It is developed in a public, collaborative manner by thousands of non-paid volunteers as well as profit seeking firms. Today, OSS is...

This paper seeks to contribute to the understanding of diffusion patterns and relatedness withinICT as a technology system in the EU28 region. Considering ICT as a technology system, first,I break down ICT into a set of distinct technologies employing OECD and WIPO classifications.Then, using...

Motivated agents are characterized by increasing their effort if their work generates not only a monetary return for them but also a benefit for a mission they support. While their motivation may stem from working for their preferred (i.e., the `right') mission, it may also be the principal's...

We study experimentally whether heterogeneity of behavior in the Centipede game can be interpreted as the result of a learning process of individuals with different preference types (more and less pro-social) and coarse information regarding the opponent's past behavior. We manipulate the...