Global climate mitigation will require the development and diffusion of a large number and variety of new technologies.  How will patent protection affect this process?  In this paper we first review the evidence on the role of patents for innovation and international technology transfer in...

This paper surveys empirical studies employing trade mark data that exist in the economic literature to date.  Section 1) documents the use of trade marks by firms in several advanced countries including Australia, the United Kingdom and the United States, 2) reviews different attempts to gauge...

This introductory article reviews the main themes relating to the development of new knowledge-based economies. After placing their emergence in historical perspective and proposing a theoretical framework which distinguishes knowledge from information, the authors characterize the specific...

We construct a unique panel dataset to examine how R&D and intellectual property (IP), via patents and trade marks, increase firm productivity. Knowledge has public good characteristics of non-depletability and non-excludability. Even with IP, imitation and inventing around other firm`s products...

One of the most controversial questions in current competition policy is when, if ever, should competition law require a firm with market power to share its property, notably intellectual property, with its rivals?  And if supply is required, on what terms?  These questions are discussed with...

This paper reviews the literature on the economics of intellectual property rights (IPR), with a particular focus on the main industrial property rights of patents and trade marks. Intellectual property rights arise from the legal protection accorded to certain inventions or creations. We begin...

This paper analyses market valuations of UK companies using a new data set of their R&D and IP activities (1989-1999). In contrast to previous studies, the analysis is conducted at the sector level, where the sectors are based on the technological classification in Pavitt (1984). The first main...

Economists view intellectual property rights (IPRs) as policy tools for encouraging innovation. There are many types of IPRs and of institutions concerned with their administration. We begin by outlining how these complex and varied rights are supposed to work and how they interact with other...