Author: Hal R. Varian
Roehl, Richard, Varian, Hal R. (2001): Circulating Libraries and Video Rental Stores. In First Monday, 6 (5) pp. . https://firstmonday.org/issues/issue6_5/roehl/index.html
Varian, Hal R. (1997): The Economics of Communication and Information, edited by Donald M. Lamberton. In JASIST - Journal of the American Society for Information Science and Technology, 48 (12) pp. 1151-1152.
Varian, Hal R. (1996): Differential Pricing and Efficiency. In First Monday, 1 (2) pp. . https://firstmonday.org/issues/issue2/different/index.html
Varian, Hal R. (2002). New Chips Can Keep a Tight Rein on Consumers. Retrieved from NYTimes: https://www.nytimes.com/2002/07/04/business/04SCEN.html?pagewanted=all