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Graciela Chichilnisky

Position: Director, Program on Information and Resources,
Director, Columbia Center for Risk Management
UNESCO Professor of Mathematics and Economics,
Professor of Statistics,
Columbia University

Address: 405 Low Library
Columbia University
116th and Broadway
New York, NY  10027

Telephone: (212) 854-7275

Fax: (212) 854-6309


Born in Buenos Aires, Argentina, and US citizen since 1991. Two children.
Fluent in Spanish and French.

Academic Positions:

1998 - Director, Columbia Center for Risk Management, Columbia University

1994 - Director,  Program on Information and Resources, Columbia University

1995 - UNESCO Professor of Mathematics and Economics and Professor of
Statistics, Columbia University.

1980 - Professor of Economics, Columbia University. Tenured since 1979.

1996 Visiting Professor, Deakin University, Melbourne, Australia, August

1996 Visiting Professor, Ecole des Hautes Etudes en Sciences Sociales and
University of Paris X, Nanterre,  June-July, 1996.

1994-95 Salinbemi Chair, Universita di Siena, Italy.

1993 - 94 Visiting Professor of Economics and Operations Research,
Department of Economics, Department of Operations Research, and Institute
for International Studies, Stanford University.

1993, 1994 Profesor Visitante, Universidad Catolica de Buenos Aires,
Argentina, August 1993 and April 1994.

1991- 1993 Visiting Professor, Stanford Institute for Theoretical Economics
(SITE), Stanford University, Summers of 1991,1992, 1993, and 1994.

1991, 1992 Visiting Professor, University of Siena, Italy, Summer Terms
1991, 1992 and 1993.

1984-85 Professeur Missionaire, Universite des Antilles et de la Guyane,
Short Term visits, Spring terms.

1983-84 Visiting Professor, Institute of Mathematics and its Applications,
University of Minnesota.

1980-81 Chair in Economics, University of Essex, United Kingdom.

1977-80 Associate Professor of Economics, Columbia University, Tenured since

1978 Fellow, Harvard Institute of International Development, Harvard

1975-77 Lecturer, Department of Economics, Harvard University.

1974 Postdoctoral Fellow, Harvard University.

Professional Positions:

1999-               Lead Author, Intergovernmental Panel on Climate Change

1999-        Member of Board of Editors, Review of Development Economics

1998- Member of the Editorial Advisory Council, Pacific Economic Review

1997 Member of  Board of Editors, Journal of Economic Integration, Institute
for International Economics Sejong Institution,Seoul,Korea

1976-1986 Associate Editor, Journal of Development Economics. Elsevier
Science, Amsterdam, The Netherlands.

1981-1986 Editorial Board, Review of Economic Studies. Blackwell Publishers,
108 Cowley Road, Oxford, OX4 1JF U.K.

1980-1985 Editorial Board, Advances in Applied Mathematics. Academic Press,
6277 Sea Harbor Drive, Orlando, Florida 32887-4900.

1984 - 1996 Editorial Board, Social Choice and Welfare. Springer-Verlag,
Postfach 31 13 40, D-10643, Berlin, Germany.

1985 - 1996 Editorial Board, International Journal of Development Planning
Literature. Spellbound Publications PVT.LTC 177/28, Model Town, Delhi Road,
Medical Mor, Rohtak - 124001, India.

1991 - 1996 Member of the Council of Social Choice and Welfare Society,
Editorial Board, Social Choice and Welfare. Springer-Verlag, Postfach 31 13
40, D-10643, Berlin, Germany.

1993 - 1996 Editorial Board, Economics Letters. Elsevier Science S.A., PO
Box 564, CH-1001, Lausanne, Switzerland.

1993 - 1996 Editorial Board, Journal of International Trade and Economic
Development. Routledge, 11 New Fetter Ln. London, EC4P 4EE, UK.

1993 - 1996 Editorial Board, Journal of International and Comparative
Economics. Physica-Verlag, Tiergarten Strasse 17, D-69121, Heidelberg,

1994 - 1996 Member, Advisory Board, Metroeconomica Blackwell Publishers
Journal, PO Box 805, 108 Cowley Road, Oxford OX4 1FH, UK.

1993-94 Chair, Organizing Committee, Conference and Workshop on "Geometry,
Topology and Markets."  The Fields Institute of Mathematical Sciences,

1993-94 Member, Program Committee, Econometric Society North American Summer
Meetings, Toronto, Canada.

1993 - 1996 Advisor and Contributing Author, Intergovernmental Panel on
Climate Change (IPCC).

1996-97 Member of the Second National Forum on Biodiversity of the National
Academy of Sciences.

1996-2000 Editorial Board, International Review of Economics and Finance.
JAI Press Inc., 55 Old Post Road No. 2, P.O. Box 1678, Greenwich, CT

1996- Member of the Editorial Advisory Council, Pacific Economic Review.
Blackwell Publishers, Oxford, U.K. and Cambridge, Massachusetts, U.S.A.

1996- Editorial Board, Risk, Decision & Policy.  Chapman & Hall, 2-6
Boundary Row,  London SE1 8HN, UK.

1997- Member of the Technical and Scientific Advisory Committee for the
International Program on Research and Development, Ministry of  Environment,
Water Resources and Legal Amazon, Brazil.

1997- Member of Editorial Board, Non Linear World, International Federation
of Nonlinear Analysts (IFDA).

1997- Member of Editorial Board, Advances in Applied Mathematics, MIT,
Cambridge, MA.

Professional Associations:

Member of the American Mathematical Society
Member of the American Economic Association
Member of  the American Statistical Association

Listed in:

Who is Who in the World
Who is Who in America
Who is Who of Science and Engineering
Who is Who of Intellectuals
Who is Who in American Education
The World's Who is Who of  Women
Who is Who in the East
Men of Achievement
Dictionary of International Biography
Strathmore's Who's Who
2000 Outstanding Scholars of the 20th Century
Outstanding People of the 20th Century
2000 Outstanding Intellectuals of the 20th Century

1960-65 High School: Instituto National de Lenguas Vivas,
Buenos Aires, Argentina
No undergraduate studies

1967-68 Ph.D. Program in Mathematics, Massachusetts Institute of Technology

1968-71 Ph.D. Program in Mathematics, University of California, Berkeley
Degrees: M.A., 1970, Ph.D. in Mathematics, 1971
Thesis title:  "Lifting Action on Spin Manifolds"
Ph.D. Adviser: Professor Jerrold Marsden

1972-74 Ph.D. Program in Economics, University of California, Berkeley
Degree:  Ph.D. in Economics, 1976
Thesis title: "Manifolds of Preferences and Equilibria"
Ph. D. Adviser: Professor Gerard Debreu.

Honors and Awards:

1999 Keynote Address, XII World Congress of the International Economics
Association, Buenos Aires, August 23 - 27, 1999

1999 Keynote Address, 12th Workshop of the International School of Economic
Research, Siena, July 1999
"General Equilibrium: Problems, Prospects, and Alternatives"

1999 Three Pegram Lectures, "Biosphere and Society", Brookhaven National
Laboratory, March 12, 15, 17, 1999.

1998 Keynote Address, "Advances in Emissions Trading", Third International
Symposium on Global Accords for Sustainable Development, Massachusetts
Institute of Technology, September 1998.

1998 Keynote Address, "Clean and Sustainable Industrial Development",
Presentation to the General Assembly of UNIDO Meeting on Industrialization
in the 21st Century, Vienna, May 1998.

1998 Keynote Address " The Knowledge Revolution:  Updating Property Rights"
at the Missouri Botanical Garden Conference on Managing Human Dominated
Ecosystems, March 1998.

1997 Keynote Address to the Australasian Meetings of the Econometric
Society, "Markets with Endogenous Uncertainty" Melbourne, Australia, July

1996 Plenary Address to the Second World Congress of Nonlinear Analysts, "A
Topological Invariant for Competitive Markets." Athens, Greece, July 10-17,

1996 "The Future of Global Reinsurance" Keynote Address, Independent
Reinsurance Underwriters Association of the USA, New Jersey, September  9,

1996 "Environmental Markets: Equity and Efficiency" Keynote Presentation,
New York University Law School Workshop at Villa La Pietra, Florence, Italy,
July 22, 1996.

1996 Chairman of the Organizing Committee of the Workshop on Catastrophic
Environmental Risks, The Fields Institute for Mathematical Sciences,
Toronto, Canada, June 1996.

1996 Distinguished Lectures on "Managing the Global Environment: Between
Equity and Efficiency," University of Paris Nanterre, EHESS, and CIRED,
Paris, June 19-27, 1996.

1996 "Property Rights in Markets for Knowledge," Invited Address to the
American Economic Association Yearly Meetings, San Francisco, January 1996.

1995- Member, Review Panel on Mathematical Science Education, National
Science Foundation, June 1995.

1995 "Markets with Emissions Trading: the Case for an International Bank for
Environmental Settlements," Keynote Plenary address to: The Third Annual
World Bank Conference on Effective Financing of Environmentally Sustainable
Development, The World Bank, October 5, 1995, Washington, D.C.

1995 Leif Johansen Award, "Endogenous Uncertainty & Resource Allocation,"
March 1995, University of Oslo, Norway.

1995 Invited Speaker:  "Topics in Mathematical Finance," Colloquium, Applied
Mathematics Department, Columbia University, New York, New York, April 1995.

1995 Invited Speaker:  "Perspectives of General Equilibrium Analysis,"
Colloquium in Honor of Frank Hahn's 70th Birthday, Department of Political
Economy of the University of Siena, Siena, Italy, April 1995.

1994 Keynote Speaker: "Trade Regimes and GATT," CIDEI, University of Rome,
La Sapienza, December 1994.

1994-1998 Member, Board of Trustees, Natural Resources Defense Council
(NRDC), New York.

1994 David Kinley Distinguished Lecture, University of Illinois,  "Global
Environmental Policy:  Equity and Efficiency," Champaign, Illinois, November
28, 1994.

1994 Invited Speaker:  "Limited Arbitrage, Gains from Trade and Social
Diversity: a Unified Perspective on Resource Allocation," University of
California at Irvine, Irvine California, August 1994.

1994 Plenary Speaker: "Markets With Endogenous Uncertainty,"  FUR VII OLSO
Foundation of Uncertainty and Risk, July 1994.

1994 Invited Speaker:  "What is Sustainable Development,"  Conference on
Incommensurability and Value, Chateau du Baffy, Normandy, France, April

1994 Invited Speaker: Conference on Biological Diversity: Exploring the
Complexities, Conference at the University of Arizona, Tucson Arizona, March

1994 Invited Speaker: "A Unified Perspective on Resource Allocation,"
International Economic Association Round Table on Social Choice, Schloss
Hernstein, Vienna, Austria, May 1994.

1994 Invited Speaker:  "Property Rights, North-South Trade and the Global
Environment," Conference on Agricultural Trade and the Environment:
Understanding and Measuring the Critical Linkages, International
Agricultural Trade Research Consortium and The U.S. Agency for International
Development, Toronto Canada,  June 17-18, 1994.

1994 Invited Minicourse "Topology and Markets," The Fields Institute of
Mathematical Sciences of Canada, August 1994.

1994 Keynote Speaker: "Meanings of Equity" in Intergovernmental Panel on
Climate Change (IPCC), UNEP, Nairobi, Kenya, July 1994.

1994 Contributed author IPCC, "Equity and Social Considerations."

1994 Keynote Speaker: "Markets With Emission Permits:  Equity and
Efficiency," Ülvon Conference on the Environment, Beijer Institute, Royal
Swedish Academy of Sciences, Ülvon, Sweden, May 1994.

1994 Invited Speaker: "Intersecting Families of Sets," Colloquium,
Department of Mathematics, University of California, Berkeley, February

1994 - 95 Salinbemi Chair, University of Siena, Siena, Italy.

1995 Invited Speaker and Session Chair on"Topology & Resource Allocation,"
in Conference on Current Trends in Economics: Theory and Applications, May
22-28, 1995. Cephalonia, Greece.

1994 Invited Speaker: "Arbitrage, Gains from Trade and Social Diversity: A
Unified Perspective on Resource Allocation", American Economic Association
Yearly Meetings, Boston, January 3-5 1994.

1993 Invited Speaker:  "A Topological Interpretation of Hirsch's Monotone
Dynamics," "Hirsch Symposium," Midwest Dynamical Systems Seminar, Fall 1993,
University of California at Berkeley, Berkeley CA, October 24, 1993.

1992 Invited Speaker:  "The Topology of Markets and Games," European
Congress of Mathematicians, Satellite Seminar on Mathematics and Economics,
Chaired by G. Debreu, Paris, July 4, 1992.

1991,1992, 1993 Siena Fellowship, Monti di Paschi di Siena, University of
Siena, Italy.

1991 Newcombe Foundation and ODE, Honor Society in Economics Award: Most
Distinguished Women Economist, Tulane University, New Orleans.

1985-86 Awarded: National Science Foundation Professorship, Department of
Mathematics, University of California, Berkeley.

1983-84 Rockefeller Foundation, International Relations Award.

1972-74 Fellowship, Banco Central de la Republica Argentina

1968-69 Ford Foundation Fellowship for Studies in Mathematics



1. "Group Actions on Spin Manifolds," Transactions of the American
Mathematical Society, Vol. 172, October 1972, p. 307-315.

2. "Properties of Critical Points and Operators in Economics," (with P.J.
Kalman), Journal of Mathematical Analysis and Applications, Vol. 57, No. 2,
February 1977, p. 340-349.

3. "Spaces of Economic Agents," Journal of Economic Theory, Vol. 15, No. 1,
June 1977, p. 160-173.

4. "Trends in Mathematical Modelling," Applied Mathematical Modelling, June

5. "Economic Development and Efficiency Criteria in the Satisfaction of
Basic Needs," Applied Mathematical Modelling, Vol. 1, No. 6, September 1977,
p. 290-297.

6. "Nonlinear Functional Analysis and Optimal Economic Growth," Journal of
Mathematical Analysis and Applications, Vol. 61, No. 2, November 15, 1977,
p. 504-520.

7. "Development Patterns and the International Order," Journal of  
International Affairs, Vol. 31, No. 2, Fall/Winter 1977, p. 275-304.

8. "Comparative Statics of Less Neoclassical Agents," (with P.J. Kalman)
1978, International Economic Review, Vol. 19, February 1978, p. 141-148; and
in Some Aspects of the Foundation of General Equilibrium Theory , ed. J.
Green, Lecture Notes in Economics and Mathematical Systems,
(Springer-Verlag, Berlin-Heidelberg-New York: 1978), No. 159, p. 61-76.

9. "Problems of Market Adjustments to Occupational Safety and Health
Hazards," Technical Report, Office of Assistant Secretary for Policy,
Evaluation and Research (ASPER), U.S. Department of Labor, No. B-9-D-6-3788,
February 1978.

10. "Modelling With Scenarios: Technology in North-South Development," (with
H.S.D. Cole), Futures, August 1978, p. 303-321.

11. "Technology Distribution and North-South Relations" (with S. Cole)
UNITAR Report, Project on the Future, 1978, August, p. 1-90.

12. "Some Results from a Model of Trade, Aid and Development," in Acero,
Cole and Rush (eds.), Issues and Analysis of Long Term Development,  
Proceedings of Seminar at the Institute of Development, University of  
Sussex, November 20  December 2, 1978, UNESCO, 1981.

13. "An Extension of Comparative Statics to a General Class of Optimal
Choice Models," (with P.J. Kalman), Journal of Mathematical Analysis and
Applications, 1980; also in Some Aspects of the Foundations of General
Equilibrium Theory, edited by J. Green, Lecture Notes on Economics and
Mathematical Systems, (Springer-Verlag, Berlin-Heidelberg-New York: 1978),
No. 159, p. 1-25.

14. "A Model of Technology, Domestic Distribution and North-South
Relations," (with H.S.D. Cole), Technological Forecasting and Social Change,
Vol. 13, No. 4, May 1979, p. 297-320.

15. "Disarmament in the Context of the International Economic Order," in
Disarmament and Development, D.A. Leurdijk and E.M. Borgese, eds.,
Foundation Reshaping the International Order (RIO), Rotterdam, The
Netherlands: June 1979, p. 57-64.

16. "Comparative Statics and Dynamics of Optimal Choice Models in Hilbert
Spaces" (with P. Kalman) Journal of Mathematical Analysis and Applications,
Vol 70, No. 2, August 1979, p. 490-504.

17. "On Fixed Point Theorems and Social Choice Paradoxes," Economic Letters,
3, 1979, p. 347-351.

18. "Models and Mystification" in Models, Planning and Basic Needs (eds. S.
Cole and H. Lucas) Pergamon Press, 1979.

19. "A Model of the Relation between Technology and North-South Income
Distribution" (with S. Cole and J. Clark) in Models, Planning and Basic
Needs (eds. S. Cole, H. Lucas) Pergamon Press, 1979.

20. "An Application of Functional Analysis to Models of Efficient Allocation
of Economic Resources," (with P.J. Kalman), Journal of Optimization Theory
and Applications, Vol. 30, No. 1, January 1980, p. 19-32.

21. "North-South Interdependence, Development and Trade" IFDA Dossier 18,
Building Blocks, July/August 1980, p. 59-74.

22. "Social Choice and the Topology of Spaces of Preferences," Advances in
Mathematics, Vol. 37, No. 2, August 1980, p. 165-176.

23. "Authoritarianism and Development: a Global Perspective" (with Richard
Falk and P. Serra) IFDA Dossier 11, September/October 1980, p. 2(3)-12(14).

24. "Basic Goods, the Effects of Commodity Transfers and the International
Economic Order," Journal of Development Economics, vol.7, December 1980, p.

25. "Agriculture and the Rest of the Economy, Macro Connections and Policy
Constraints" (with L. Taylor),  American Journal of Agricultural Economics,
vol. 62,1980, p. 303 - 309.

26. "Basic Needs and Global Models:  Resources, Trade and Distribution,"
Alternatives, Vol. 6.1980, p. 453-472.

27. "Continuous Representation of Preferences," Review of Economic Studies,
Vol. 47, 1980, p. 959-963.

28. "Choix Sociaux et Theorie des Jeux:  Resultats Recents d'une Approche
Topologique," Cahiers du Seminaire d' Econometrie, No. 23, 1981, p. 47-75.

29. "Existence and Characterization of Optimal Growth Paths Including Models
with Non-Convexities in Utilities and Technologies," Review of Economic
Studies, Vol. 48, 1981, p. 51-61.

30. "Existence of Optimal Savings Policies with Imperfect Information and
Non-Convexities," Journal of Mathematical Economics, 8, 1981, p. 1-14.

31. "Terms of Trade and Domestic Distribution:  Export Led Growth with
Abundant Labor Supply," Journal of Development Economics, 8, 1981, p.

32. "Social Aggregation Rules and Continuity," Quarterly Journal of
Economics, May 1982, p. 337-352.

33. "Trade and Development in the 1980's: Report to the Secretary General of
UNCTAD", (with G. M. Heal), United Nations, Geneva, November 1982.

34. "Structural Instability of Decisive Majority Rules," Journal  of
Mathematical Economics, 9, 1982, p. 207-221.

35. "The Topological Equivalence of the Pareto Condition and the Existence
of a Dictator," Journal of Mathematical Economics, 9, 1982, p. 223-233.

36. "Basic Needs and Exhaustible Resources in the North-South Debate:
Imperatives and Distortions," World Order Models Project, Working Paper No.
21, 1982.

37. "Necessary and Sufficient Conditions for a Resolution of the Social
Choice Paradox" (with G. Heal), Journal of Economic Theory, Vol. 31, No. 1,
October 1983, p. 68-87.

38. "Community Preferences and Social Choice" (with G. Heal), Journal of
Mathematical Economics, 12, 1983, p. 33-61.

39. "Social Choice and Game Theory:  Recent Results with a Topological
Approach," Social Choice and Welfare (eds. P.K. Pattanaik and M. Salles),
North Holland, 1983, Ch. 6, p. 79-102.

40. "The Transfer Problem with Three Agents Once Again: Characterization,
Uniqueness and Stability," Journal of Development Economics, 13, 1983, p.

41. "Non-Conflicting Oil Pricing Policies in the Long Run," OPEC Review,
1983, Vol VII, No. 4  p. 330 - 356.

42. "The World Oil Market, Past and Future," The Columbia Journal of World
Business (with G. Heal) Volume XIX Number 7, Spring 1984, p. 47-55.

43. "Necesidades Basicas, Recursos No Renovables y Crecimiento en el
Contexto de las Relaciones Norte-Sur," Desarrollo Economico No. 94, Vol. 24,
July, Sept. 1984, p. 171-186.

44. "Agricultural Productivity and Trade: Argentina and the USA," (with D.
McLeod) Division Working Paper No. 1984-5, October 1984, Global Analysis and
Projections Division, The World Bank, Washington D.C., 1-57.

45. "Resources, Trade and Debt: the Case of Mexico," (with G. Heal and D.
McLeod) Division Working Paper No. 1984-5, November 1984, Global Analysis
and Projections Division, The World Bank, Washington D.C.

46. "North-South Trade and Export-Led Policies," Journal of Development
Economics, (1984), 15, p. 131-160.

47. "Patterns of Power" (with G. Heal), Journal of Public Economics, 1984,
Vol. 23, p. 333-349.

48. "Terms of Trade, Domestic Distribution and Export-Led Growth:  A
Rejoinder to Rejoinders," Journal of Development Economics, (1984), Vol. 15,
p. 177-184.

49. "The Transfer Problem in Stable Markets:  A Rejoinder to Rejoinders,"
Journal of Development Economics, (1984), 16, p. 319-320.

50. "Manipulation and Repeated Games in Futures Markets" in The Industrial
Organization of Futures Markets (ed. R. Anderson) D.C. Heath, Lexington MA,
1984, p. 193 - 214.

51. "International Trade in Resources:  A General Equilibrium Analysis,"
Environmental and Natural Resource  Mathematics, American Mathematical
Society, Short Course, Eugene, Oregon, 1984, Proc. American Mathematical
Society,1993. vol.32, p. 75-125, 1985, and G.M. Heal (ed) Critical Writings
in the Economics of Exhaustible Resources, Edward Elgar, 1993.

52. "Von Neuman - Morgenstern Utilities and Cardinal Preferences,"
Mathematics of Operations Research, Vol. 10, No. 4, November 1985, p.

53. "Oil Prices and the Developing Countries - the Evidence of the Last
Decade," Intereconomics No. 6, Vol. 20, November/December 1985, p. 288-296.

54. "Necesidades Basicas, Recursos Naturales y Crecimiento en el Contexto
Norte-Sur: Respuesta a un Comentario" Desarrollo Economico, No. 97, Vol. 25,
1985, p. 128-133.

55. "Trade and the Evolving World Economy," (with G. Heal) Hermes Columbia
University Graduate School of Business, Winter 1986, p. 30-38.

56. "A General Equilibrium Theory of North-South Trade," Chapter I, Vol. II
in Equilibrium Analysis, Essays in Honor of Kenneth J. Arrow, (eds. W.
Heller, D. Starrett and R. Starr) Cambridge University Press, Cambridge,
1986, p. 3-56.

57. "Topological Complexity of Manifolds of Preferences," Chapter 8, Essays
in the Honor of Gerard Debreu (W. Hildenbrand and A. Mas Colell, eds.),
North Holland, 1986, p. 131-142.

58. "Trade and Development in the 80's" in One World, One Future:  New
International Strategies for Development (Ashok Bapna, ed.) 1986. Praeger
Publishers, N.Y., Chapter 18, p  195-240.

59. "Resources Naturelles, Commerce et Endettement," (with G. Heal and D.
McLeod) in Resources Naturelles et Theorie Economique, G. Gaudet et P.
Laserre (eds.), Quebec, Les Presses de L'Universite Laval, 1986, Chapter 1,
p. 57-90.

60. "Prix du petrole, prix industriels et production: une analyse
macroeconomique d'equilibre general," Chapter 1, Resources Naturelles et
Theorie Economique, G. Gaudet et P. Laserre, (eds.), Quebec, Les Presses de
l'Universite Laval, 1986, p. 26-56.

61. "The Walrasian Mechanism from Equal Division Is Not Monotonic with
Respect to Variations in the Number of Consumers," (with W. Thomson) Journal
of Public Economics, 1987, p.119-124.

62. "Resources and North South Trade: A Macro Analysis in Open Economies,"
in Challenges of South-South Cooperation, (eds. H. Singer, N, Hatti, R.
Tandon) Ashish Publishing House, 8/81 Punjab Bagh, New Delhi-110026, 1988,
p. 263-290.

63. "Trade and Structural Change in Pacific Asia," Journal of Economic
Literature, 1989, June, vol. XXVII, No.2, p. 633 - 635.

64. "North-South Trade and Basic Needs," International Journal of
Development Planning Literature, 1989, Vol. 4, No. 4, p. 180-221.

65. "On the Mathematical Foundations of Political Economy," Invited
Political Economy Lecture, Harvard University, March 22, 1990, in
Contributions to Political Economy, Cambridge Journal of Economics, Vol. 9,
1990, p. 25-41.

66. "An Alternative Vision" (1990) Global Custodian (with G. Heal),
September, p.103.

67. "General Equilibrium and Social Choice with Increasing Returns," Annals
of Operations Research , Vol 23, 1990, p. 289-297.

68. "North-South Trade and Basic Needs," Vol. 7, Part G, Chapter 25, North
South Trade in Manufactures, H. Singer, N. Hatti and R. Tandon (eds.)New
World Order Series,  INDUS Publishing Co., FS-5 Tagore Garden, New Delhi,
India 100027, 1990, p. 661-711.

69. "Global Models and North South Relations," International Political
Science Review,1990, Vol. 11 No. 2, p. 177-185.

70. "The Opportunities in US-Soviet Aid" The New York Times, Op-Ed page
Sunday, March 24, 1991.

71. "The Wonder Years: New Communications Technology is Set to Alter the Way
International Investors do Business", 1991, Global Custodian (with G. Heal),
June/July, p. 90-93, 142.

72. "Social Choice and the Closed Convergence Topology," Social Choice and
Welfare, 1991, vol.8, p. 307 - 317.

73. "Development at the Turn of this Century," Chapter 6, Part B, Adjustment
and Liberalization in the Third World,  H. Singer, N. Hatti and R. Tandon
(eds.), INDUS Publishing Co., FS-5 Tagore Garden, New Delhi, India 100027,
p. 159-67.

74. "Development at the Turn of Our Century" Asian Journal of Economic and
Social Studies,  l99l.

75. "North-South Trade and Basic Needs," in Theoretical Foundations of
Development Planning, (ed. Shri Bhagwan Dahiya) Vedams Books International,
New Dehli, l991, Vol IV.

76. "Large and Small Models: Their Suitability for North-South Issues" Asian
Journal of Economic and Social Studies, l99l,  p. 237-246.

77. "Market Innovation and the Global Environment," Columbia Journal of
World Business,  Fall/Winter 1992, Volume XXVII Nos III and IV, p. 37-41.

78. "The Rain Drain" (with G. M. Heal), Hermes, Columbia University School
of Business, 1992, p. 26 - 29.

79. "Chaotic Dynamics, Increasing Returns and the Phillips Curve" (with G.
Heal and Y. Lin) Working Paper Columbia University, 1992,  Journal of
Economic Behavior and Organization, Vol. 27 (1995) 279-291.

80. "On Strategic Control", Quarterly Journal of Economics, February 1993,
p. 285-290.

81. "How NAFTA can improve trade", Journal of Commerce Washington D.C. April
16, 1993.

82. "Traditional Comparative Advantages Vs. Economies of Scale: NAFTA and
GATT", Rivista Di Politica Economica, April 1993, p.161-197

83. "Competitive Equilibrium in Sobolev Spaces Without Bounds on Short
Sales" (with Geoffrey Heal), Working Paper No. 79, Institute for Mathematics
and its Applications, University of Minnesota, June 1984, Journal of
Economic Theory, Vol. 59 No. 2, April  1993, p. 364-384.

84. "Global Environmental Risks" (with G. M. Heal), Journal of Economic
Perspectives, Special Issue on the Environment, Fall 1993, Vol 7, No. 4

85. "The Abatement of Carbon Emissions in Industrial and Developing
Countries: Commentary" presented at OECD Conference on The Economics of
Climate Change, June 14-16, 1993,  OECD: The Economics of Climate Change
(ed. T. Jones), 1994, p. 159-170.

86. "North-South Trade and the Dynamics of Renewable Resources"  Structural
Change, and Economic Dynamics, Oxford University Press, December 1993, Vol
4, No 2, p. 219-248.

87. "Energy-Capital Substitution: A General Equilibrium Analysis" Working
Paper, CP- 83- 6 International Institute for Applied Systems Analysis, 2361
Laxenburg, Austria, February 1983. Chapter 17 of G.M. Heal (ed) Critical
Writings in the Economics of Exhaustible Resources, Edward Elgar, 1993, p.

88. "Intersecting Families of Sets and the Topology of Cones in Economics"
Bulletin of the American Mathematical Society, Expository and Research
Papers, October 1993, vol 29, No. 2, p. 189-207.

89. "Property Rights on Biodiversity and the Pharmaceutical Industry" Case
Study, Columbia Business School, Fall 1993.

90. "Topology and Economics: The Contribution of S. Smale", in From Topology
to Computation, Proceedings of the Smalefest (eds. M. Hirsch, J. Marsden and
M. Shub) 1993, Springer-Verlag, New York, p. 147-161.

91. "The Cone Condition,  Properness and Extremely Desirable Commodities"
Economic Theory, 3, 1993, p. 177-182.

92. "The City as a Home" Op-Ed piece, New York Times, January 2, 1994.

93. "Who Should Abate Carbon Emission? An International Perspective" (with
G.  M. Heal), Economics Letters, Spring 1994, p. 443-449.

94. "Arbitrage, Gains from Trade and Social Diversity: A Unified Perspective
on Resource Allocation" Invited Lecture, American Economic Association
Yearly  Meeting, Boston, January 1994, American Economic Review, Papers and
Proceedings Volume 84, No. 2, May 1994, p. 427-434.

95. "North-South Trade and the Global Environment," American Economic
Review, Volume 84, No. 4, September 1994, p. 851-874.

96. "Topological Aggregation of Preferences: The Case of a Continuum of
Agents", forthcoming in Social Choice and Welfare, with J.C. Candeal and E.
Indurain November 20, 1994.

97. "Limited Arbitrage is Necessary and Sufficient for the Existence of a
Competitive Equilibrium and the Core, and Limits Voting  Cycles", Economics
Letters, Vol. 46, December 1994, p. 321-331.

98. "North-South Trade, Property Rights and the Dynamics of Environmental
Resources", in The Environment after Rio: International Law and Economics,
(eds. L. Campiglio, L. Pineschi, D. Siniscalco and T. Treves), Graham and
Trotman/Martinus Nijhoff, Kluwer Academic Publishers Group, London, 1994,p.

99. "International Markets and the Global Env