This paper has been announced in the following NEP Reports:

• NEP-ALL-2002-09-28 (All new papers)

1. Wesseler, Justus, 2000. "Temporal Uncertainty And Irreversibility: A Theoretical Framework For The Decision To Approve The Release Of Transgenic Crops," Proceedings:Transitions in Agbiotech: Economics of Strategy and Policy, June 24-25, 1999, Washington, D.C. 26010, Regional Research Project NE-165 Private Strategies, Public Policies, and Food System Performance. [Downloadable!]
2. Fisher, Anthony C. & Hanemann, W. Michael, 1987. "Quasi-option value: Some misconceptions dispelled," Journal of Environmental Economics and Management, Elsevier, vol. 14(2), pages 183-190, June. [Downloadable!] (restricted)
3. Cox, John C. & Ross, Stephen A. & Rubinstein, Mark, 1979. "Option pricing: A simplified approach," Journal of Financial Economics, Elsevier, vol. 7(3), pages 229-263, September. [Downloadable!] (restricted)
4. Boyle, Phelim P., 1988. "A Lattice Framework for Option Pricing with Two State Variables," Journal of Financial and Quantitative Analysis, Cambridge University Press, vol. 23(01), pages 1-12, March. [Downloadable!]
5. Oliver Fromm, 2000. "Ecological Structure and Functions of Biodiversity as Elements of Its Total Economic Value," Environmental & Resource Economics, European Association of Environmental and Resource Economists, vol. 16(3), pages 303-328, July. [Downloadable!] (restricted)
6. Weitzman, Martin L, 1993. "What to Preserve? An Application of Diversity Theory to Crane Conservation?," The Quarterly Journal of Economics, MIT Press, vol. 108(1), pages 157-83, February. [Downloadable!] (restricted)
7. Swanson, Timothy M, 1994. "The Economics of Extinction Revisited and Revised: A Generalised Framework for the Analysis of the Problems of Endangered Species and Biodiversity Losses," Oxford Economic Papers, Oxford University Press, vol. 46(0), pages 800-821, Supplemen. [Downloadable!] (restricted)
8. Amy Craft & R. Simpson, 2001. "The Value of Biodiversity in Pharmaceutical Research with Differentiated Products," Environmental & Resource Economics, European Association of Environmental and Resource Economists, vol. 18(1), pages 1-17, January. [Downloadable!] (restricted)
9. Trigeorgis, Lenos, 1993. "The Nature of Option Interactions and the Valuation of Investments with Multiple Real Options," Journal of Financial and Quantitative Analysis, Cambridge University Press, vol. 28(01), pages 1-20, March. [Downloadable!]
10. Pindyck, Robert S., 1993. "Investments of uncertain cost," Journal of Financial Economics, Elsevier, vol. 34(1), pages 53-76, August. [Downloadable!] (restricted)
    Other versions:
    • Robert S. Pindyck, 1993. "Investments of Uncertain Cost," NBER Working Papers 4175, National Bureau of Economic Research, Inc. [Downloadable!] (restricted)
11. McDonald, Robert L & Siegel, Daniel R, 1985. "Investment and the Valuation of Firms When There Is an Option to Shut Down," International Economic Review, Department of Economics, University of Pennsylvania and Osaka University Institute of Social and Economic Research Association, vol. 26(2), pages 331-49, June. [Downloadable!] (restricted)
12. Sedjo, Roger & Simpson, R. David, 1996. "Investments in Biodiversity Prospecting and Incentives for Conservation," Discussion Papers dp-96-14, Resources For the Future. [Downloadable!]
13. Arrow, Kenneth J & Fisher, Anthony C, 1974. "Environmental Preservation, Uncertainty, and Irreversibility," The Quarterly Journal of Economics, MIT Press, vol. 88(2), pages 312-19, May. [Downloadable!] (restricted)
14. Simpson, R David & Sedjo, Roger A & Reid, John W, 1996. "Valuing Biodiversity for Use in Pharmaceutical Research," Journal of Political Economy, University of Chicago Press, vol. 104(1), pages 163-85, February. [Downloadable!] (restricted)
15. Triantis, Alexander J & Hodder, James E, 1990. " Valuing Flexibility as a Complex Option," Journal of Finance, American Finance Association, vol. 45(2), pages 549-65, June. [Downloadable!] (restricted)
16. Sedjo, Roger & Simpson, R. David, 1996. "Valuation of Biodiversity for Use in New Product Research in a Model of Sequential Search," Discussion Papers dp-96-27, Resources For the Future. [Downloadable!]
17. Martin L. Weitzman, 1998. "The Noah's Ark Problem," Econometrica, Econometric Society, vol. 66(6), pages 1279-1298, November.
18. Gordon Rausser & Arthur Small, 2000. "Valuing Research Leads: Bioprospecting and the Conservation of Genetic Resources," Berkeley Olin Program in Law & Economics, Working Paper Series 1022, Berkeley Olin Program in Law & Economics. [Downloadable!]
    Other versions:
    • Gordon C. Rausser & Arthur A. Small, 2001. "Valuing Research Leads: Bioprospecting and the Conservation of Genetic Resources," Journal of Political Economy, University of Chicago Press, vol. 108(1), pages 173-206, February. [Downloadable!] (restricted)
19. Henry, Claude, 1974. "Investment Decisions Under Uncertainty: The "Irreversibility Effect."," American Economic Review, American Economic Association, vol. 64(6), pages 1006-12, December. [Downloadable!] (restricted)

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1. Trommetter, M., 2004. "Biodiversity and international stakes : a question of access," Working Papers 200418, Grenoble Applied Economics Laboratory (GAEL). [Downloadable!]
   Other versions:
   • Trommetter, Michel, 2005. "Biodiversity and international stakes: A question of access," Ecological Economics, Elsevier, vol. 53(4), pages 573-583, June. [Downloadable!] (restricted)
2. Marcoul, Philippe & Weninger, Quinn, 2004. "Search and active learning with correlated information: Empirical evidence from Mid-Atlantic clam fishermen," Staff General Research Papers 11601, Iowa State University, Department of Economics.
   Other versions:
   • Marcoul, Philippe & Weninger, Quinn, 2008. "Search and active learning with correlated information: Empirical evidence from mid-Atlantic clam fishermen," Journal of Economic Dynamics and Control, Elsevier, vol. 32(6), pages 1921-1948, June. [Downloadable!] (restricted)