Edith T. Penrose, ‘Economic Liberalization: Openness and Integration—But what End?’, Prometheus, 11, 1, 1993, pp. 30–44.
Richard R. Nelson, ‘Assessing Private Enterprise: An Exegesis of Tangled Doctrine’, Bell Journal of Economics, 12, 1, 1981, pp. 93–111 reprinted in D. M. Lamberton (Ed.), The Economics of Communication and Information (Cheltenham, UK, Edward Elgar, 1996), pp. 59–77.