During the '60s and the '70s, basically all software was Open Source and everyone was allowed to copy, modify and redistribute computer programs. When software ceased to be hardware-specific and the diffusion of computers took off, firms started to produce software independently from hardware...

We study an endogenous growth model where a profit-motivated R and D sector coexists with the introduction of free blueprints invented by philanthropists. These goods are priced at marginal cost, contrary to proprietary ones which are produced by a monopoly owned by the inventor. We show that...

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...

"This book is a multidisciplinary collection of research and approaches on the applications and processes of open source software, highlighting the development processes performed by software programmers, the motivations of its participants, and the legal and economic issues that have been...

Purpose: A growing number of open source software emerges in many segments of the software market. In addition, software products usually exhibit network externalities. The purpose of this paper is to study the impact of open source software on the quality strategies of proprietary software...