The Collected Works of James M. Buchanan, Foreword by Geoffrey Brennan, Hartmut Kliemt, and Robert D. Tollison, 20 vols. (Indianapolis: Liberty Fund, 1999-2002). http://oll.libertyfund.org/titles/280,
The Collected Works of James M. Buchanan is a twenty-volume series published by Liberty Fund that includes ten monographs and all of the important journal articles, papers, and essays that Buchanan has produced in a distinguished career spanning more than half a century. Liberty Fund has the electronic rights to volumes 2-10.
The copyright to this edition, in both print and electronic forms, is held by Liberty Fund, Inc.