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5Keith E. Maskus, Intellectual Rights in the Global Economy, Washington: Kirby Lithographic, 2000, pp. 1 - 5.
6Carlos Ginarte and Walter G. Park,“Detemainants of Patent Rights: A Cross National Study,” Research Policy, 1997, voi. 26, pp. 283 - 381.
7Keith E. Maskus and Christine McDaniel, "Impact of Japanese Patent System on Productivity Growth, "Japan and the world Economy, 1999, vol. 11, pp. 557- 574.
8Kresimir Zigic, "Strategic Trade Policy, Intellectual Property rights Protection and North - South Trade, "Journal of Development Economics, 1999, vol. 61, pp. 27 - 60.
9Guifang Yang and Keith E. Maskus, "Intellectual Property Rights,Licensing, and Innovation in an Endogenous Product-Cycle model, "Journal of International Economics, 2001, vol. 53, pp. 169 - 187.