Not often is a general-purpose technology created that can disrupt numerous markets and significantly affect social welfare. 3D printing fits this description. It promises to improve the quality of some goods and to greatly increase the efficiency of their production processes. More importantly,...

This paper analyzes the effects of mergers and acquisitions on the markups of non-merging rival firms across a broad set of industries. We exploit expert market definitions from the European Commission's merger decisions to identify relevant competitors in narrowly defined product markets....

We estimate an equilibrium model of dynamic oligopoly with durable goods and endogenous innovation to examine the effect of competition on innovation in the PC microprocessor industry. Firms make dynamic pricing and investment decisions while consumers make dynamic upgrade decisions,...

One of the most heated discussions in economics in recent years has concerned the relationship between market structure and innovation. After a half-century of debate and innumerable studies, the consensus is that there is no clear answer to the question. On a concrete level, the uncertainty...

We investigate the relationship between competition and innovation using a dynamic oligopoly model that endogenizes both the long-run innovation rate and market structure. We use the model to examine how various determinants of competition, such as product substitutability, entry costs, and...

This essay reviews Michael Carrier's recent book, Innovation in the 21st Century. While the book is well-written and full of accessible content, it nevertheless fails in its ambitious effort to defend the concept of an antitrust-relevant "innovation market." The essay notes that there is...

This paper analyzes the effects of mergers and acquisitions on the markups of non-merging rival firms across a broad set of industries. We exploit expert market definitions from the European Commission's merger decisions to identify relevant competitors in narrowly defined product markets....

What is the best way to reward innovation? While prizes avoid deadweight loss, intellectual property selects high social surplus projects. Optimal innovation policy thus trades off the ex-ante screening benefit and the ex-post distortion. It solves a multidimensional screening problem in the...

This paper examines the effects of innovation on the survival of manufacturing firms in the Netherlands. The demographics of firms according to their innovative performance and type of innovation are traced by using the Business Register population of all firms active in the Netherlands and the...

This paper applies the theory of aspiration adaptation to industrial economics. It is motivated by the question, frequently raised in the context of theoretical and empirical research on industrial innovation, of what triggers a firm's innovative activity. We develop a model of the management's...