2IASB, International Accounting Standards Board, IAS38 : Intangible Assets.
3Alwyn Young, 1995, "The Tyranny of Numbers: Confronting the Statistical Realities of the East Asian Growth Experience", Quarterly Journal of Economies, 110: 641-680.
4Dale W. Jorgenson, 1988, "Productivity and Postwar U S Economic Growth", The Journal of Economic Perspectives, Volume2, Issue 4(Autumn, 1988), 23-41.
5Edward F. Denison, 1962, "United States Economic Growth", The Journal of Business, Volume 35, Issue 2 (April, 1962), 109-121.