We use newly available representative panel data for manufacturing enterprises in West and East Germany to investigate the link between production-related subsidies and exports. We report that only a small fraction of enterprises is subsidized, and that exports and subsidies are positively...

Recently the software industry has experienced fundamental changes in market structure through the entry of open source competitors, e.g. Linux's entry into the operating systems market. In a simple model we examine the effects of such a change in market structure from monopoly to duopoly under...

Open source software (OSS) is a public good. A self-interested individual would consider providing such software, if the benefits he gained from having it justified the cost of programming. Nevertheless each agent is tempted to free ride and wait for others to develop the software instead. This...

Shipbuilding has changed from a "heavy industry" to become a capital- and technologyintensive activity over the last decades. While Japanese, South Korean and Western European yards dominate the merchant shipbuilding market so far, Eastern European yards are increasingly active, in particular in...

National science and technology (S&T) systems are often mentioned as a condition for competitiveness of high technology sectors. Therefore, public S&T policies should actively support the development of national S&T systems. In particular in Eastern Europe an active S&T policy is often demanded...

The emergence and market success of Linux in recent years has been impressive. Contrary to common belief, commercial enterprises are active only in the provision of services (including distribution) related to Linux. The emergence of this service market has paved the way for Linux to become a...

A new method for constructing R&D capital stocks is proposed. Following Schumpeter, the development of R&D capital stocks is modelled as a process of creative destruction. Newly generated knowledge is assumed not only to add to the existing R&D capital stocks but also, by displacing old...