This authoritative four-volume collection presents the most important published articles and papers on the economics of intellectual property - a subject that is of increasing interest to both economists and lawyers. Publication is timely in view of the growing interest in the relationship of innovation and knowledge to economic growth as well as the challenges to copyright being posed by the new electronic media. International in scope, this four-volume set will be an essential source of reference to both economists and lawyers concerned with the rapidly developing field of intellectual property.