A literature review on how values are created in IPR networks? Please answers the following questions, and us the references provided, which is very important. What is IPR network, its function, structures, and different forms How values are embedded in IPR? What are the sources of value creation in IPR networks? What are the process of value creation in IPR networks? How value is distributed in IPR networks? References required to use Andersen, B and Konzelman, S. (Jan 2008)''In Search of a Useful Theory of The Productive Potential of Intellectual Property Rights''. Research Policy . Andersen, B. (2004) If ''Intellectual Property Rights'' is the Answer, What is the Question?'' Economics of Innovation and New Technology , vol 13(5), 417-442 Arrow, Kenneth (1962) ‘Economic Welfare and the Allocation of Resources for Inventions’, The Rate and Direction of Inventive Activity: Economic and Social Factors, Princeton , N.J. , National Bureau of Economic Research, pp.609-625. Machlup, Fritz and Penrose, Edith (1950): ‘The Patent Controversy in the Nineteenth Century’, Journal of Economic History, X (1), May, 1-29. Machlup, Fritz (1958). An Economic Review of the Patent System: Study of the Subcommittee on Patents, Trademarks, and Copyrights of the Committee on the Judiciary, US Senate, 85th Congress, 2nd Session, Study Number 15, Washington: United States Government Printing Office, 1-86. Mansfield, Edwin (1986). ‘Patents and Innovation: An Empirical Study.’ Management Science 32, 173-181 Mazzoleni, Roberto and Richard Nelson (1998a). "The benefits and costs of strong patent protection: A contribution to the current debate", Research Policy, No.27 Mazzoleni, Roberto and Richard Nelson (1998b). Economic Theories about the Benefits and Costs of Patents, Journal of Economic Issues, Vol.XXXII, No4. Posner, Richard (1992). ‘The Economic Theory of Property Rights: Static and Dynamic aspects’, Extracts from Property in Richard Posner, Economic Analysis of Law, 4th edition, Toronto : Little, Brown and Company, 32-39 Rivette, Kevin and Kline, David (2000). Rembrandts in the Attic: Unlocking the hidden value of patents. Mass: Harvard Business School University Press.