Items where IIASA Author is "Keyfitz, Nathan"

Keyfitz, N. (2006). Influence of Human Reproduction on Environmenta. Annals of the New York Academy of Sciences 709 (1), 331-346. 10.1111/j.1749-6632.1994.tb30420.x.

Keyfitz, N. (1994). Science and Sustainability: Discussions and Comments on Selected Papers on IIASA's 20th Anniversary. IIASA Collaborative Paper. IIASA, Laxenburg, Austria: CP-94-003

Keyfitz, N. (1993). Are there ecological limits to population? Proceedings of the National Academy of Sciences of the United States of America 90 (15), 6895-9.

Keyfitz, N. (1993). Are There Ecological Limits to Population? IIASA Research Report. IIASA, Laxenburg, Austria: RR-93-016

Keyfitz, N. (1993). Are There Ecological Limits to Population? IIASA Working Paper. IIASA, Laxenburg, Austria: WP-93-016

Keyfitz, N. (1993). Economic Growth in the First World: Help or Hindrance to the Third World? IIASA Working Paper. IIASA, Laxenburg, Austria: WP-93-018

Keyfitz, N. (1993). Population and sustainable development: Distinguishing fact and preference concerning the future human population and environment. Population and Environment 14 (5), 441-461. 10.1007/BF01261110.

Keyfitz, N. (1993). Thirty years of demography and Demography. Demography 30 (4), p. 533. 10.2307/2061805.

Keyfitz, N. (1992). Consumerism and the new poor. Society 29 (2), 42-47. 10.1007/BF02698520.

Keyfitz, N. (1992). Seven ways of causing the less developed countries' population problem to disappear—in theory. European Journal of Population 8 (2), 149-167. 10.1007/BF01797550.

Keyfitz, N. (1991). From Malthus to Sustainable Growth. IIASA Working Paper. IIASA, Laxenburg, Austria: WP-91-023

Keyfitz, N. (1991). Experiments in the projection of mortality. Canadian Studies in Population 18 (2), 1-17.

Keyfitz, N. (1991). Population and Development within the Ecosphere: One View of the Literature. IIASA Research Report (Reprint). IIASA, Laxenburg, Austria: RR-91-014. Reprinted from Population Index, 57(1):5-22 (Spring 1991).

Keyfitz, N. (1991). Population and development within the ecosphere: One view of the literature. Population Index 57 (1), 5-22.

Keyfitz, N. (1990). Population and Development within the Ecosphere: A Bibliographic Essay. IIASA Working Paper. IIASA, Laxenburg, Austria: WP-90-070

Scherbov, S. ORCID: https://orcid.org/0000-0002-0881-1073, Keyfitz, N., Lutz, W. ORCID: https://orcid.org/0000-0001-7975-8145, Prinz, C. & Wils, A.B. (1990). Demographic Aspects of Changes in the Soviet Pension System. IIASA Working Paper. IIASA, Laxenburg, Austria: WP-90-003

Keyfitz, N. & Flieger, W. (1990). World Population Growth and Aging: Demographic Trends in the Late Twentieth Century. Chicago: The University of Chicago Press. ISBN 0226432378

Keyfitz, N. (1990). The profile of Intercohort increase. Mathematical Population Studies 2 (2), 105-117. 10.1080/08898489009525297.

Keyfitz, N. (1989). Measuring in Advance the Accuracy of Population Forecasts. IIASA Working Paper. IIASA, Laxenburg, Austria: WP-89-072

Keyfitz, N., Heilig, G.K., Lutz, W. ORCID: https://orcid.org/0000-0001-7975-8145 & Scherbov, S. ORCID: https://orcid.org/0000-0002-0881-1073 (1989). Population Beyond the Boundaries of Demography. IIASA Working Paper. IIASA, Laxenburg, Austria: WP-89-106

Keyfitz, N. (1989). On Future Mortality. IIASA Working Paper. IIASA, Laxenburg, Austria: WP-89-059

Keyfitz, N. (1989). The Profile of Intercohort Increase. IIASA Working Paper. IIASA, Laxenburg, Austria: WP-89-052

Keyfitz, N. (1989). Reconciling Economic and Ecological Theory on Population. IIASA Working Paper. IIASA, Laxenburg, Austria: WP-89-027

Keyfitz, N. (1989). Putting trained labour power to work: The dilemma of education and employment. Bulletin of Indonesian Economic Studies 25 (3), 35-55. 10.1080/00074918912331335629.

(1988). IIASA Conference on Future Changes in Population Age Structures. IIASA , Laxenburg, Austria.

Keyfitz, N. (1988). A Markov Chain for calculating the durability of marriage. Mathematical Population Studies 1 (1), 101-121. 10.1080/08898488809525262.

Keyfitz, N. (1987). The Demographic Discontinuity of the 1940s. IIASA Working Paper. IIASA, Laxenburg, Austria: WP-87-092

Foster, A. & Keyfitz, N. (1986). Computation of Multi-State Models using GAUSS, A Matrix Based Programming Language. IIASA Working Paper. IIASA, Laxenburg, Austria: WP-86-075

Keyfitz, N. (1986). The family that does not reproduce itself. Population and Development Review 12 (supp), 139-154.

Keyfitz, N. (1985). An East Javanese village in 1953 and 1985: observations on development ( Indonesia). Population and Development Review 11 (4), 695-719.

Keyfitz, Nathan (1985). Applied Mathematical Demography. U.S.A.: Springer New York. ISBN 978-1-4757-1879-9 10.1007/978-1-4757-1879-9.

Keyfitz, N. (1985). Birth and the intrinsic rate of natural increase. In: Applied Mathematical Demography. pp. 112-141 U.S.A.: Springer New York. 10.1007/978-1-4757-1879-9_5.

Keyfitz, N. (1985). Current cost pension systems and intergenerational equity. Insurance: Mathematics and Economics 4 (1), 13-19. 10.1016/0167-6687(85)90023-X.

Keyfitz, N. (1985). Family demography. In: Applied Mathematical Demography. pp. 368-384 U.S.A.: Springer New York. ISBN 978-1-4757-1879-9 10.1007/978-1-4757-1879-9_13.

Keyfitz, N. (1985). Fixed regime of mortality and fertility: the uses of Stable Theory. In: Applied Mathematical Demography. pp. 77-111 U.S.A.: Springer New York. ISBN 978-1-4757-1879-9 10.1007/978-1-4757-1879-9_4.

Keyfitz, N. (1985). Heterogeneity and Selection in Population Analysis. In: Applied Mathematical Demography. pp. 385-399 New Yok, USA: Springer. ISBN 978-1-4757-1879-9 10.1007/978-1-4757-1879-9_14.

Keyfitz, N. (1985). Introduction: population without age. In: Applied Mathematical Demography. pp. 1-33 U.S.A.: Springer New York. ISBN 978-1-4757-1879-9 10.1007/978-1-4757-1879-9_1.

Keyfitz, N. (1985). Microdemography. In: Applied Mathematical Demography. pp. 303-349 U.S.A.: Springer New York. ISBN 978-1-4757-1879-9 10.1007/978-1-4757-1879-9_11.

Keyfitz, N. (1985). Mortality comparisons; The male-female ratio. In: Applied Mathematical Demography. pp. 54-76 u: Springer New York. ISBN 978-1-4757-1879-9 10.1007/978-1-4757-1879-9_3.

Keyfitz, N. (1985). Projection and forecasting. In: Applied Mathematical Demography. pp. 201-236 U.S.A.: Springer New York. ISBN 978-1-4757-1879-9 10.1007/978-1-4757-1879-9_8.

Keyfitz, N. (1985). Reproductive value, with applications to migration, contraception, and zero population growth. In: Applied Mathematical Demography. pp. 142-161 U.S.A.: Springer New York. ISBN 978-1-4757-1879-9 10.1007/978-1-4757-1879-9_6.

Keyfitz, N. (1985). Reproductive vlue, with applications to migration, contraception, and zero population growth. In: Applied Mathematical Demography. pp. 142-161 U.S.A.: Springer New York. 10.1007/978-1-4757-1879-9_6.

Keyfitz, N. (1985). Some types of instability. In: Applied Mathematical Demography. pp. 237-272 U.S.A.: Springer New York. 10.1007/978-1-4757-1879-9_9.

Keyfitz, Nathan (1985). Understanding population characteristics. In: Applied Mathematical Demography. pp. 162-200 U.S.A.: Springer New York. ISBN 978-1-4757-1879-9 10.1007/978-1-4757-1879-9_7.

Keyfitz, N. (1985). The demographic theory of kinship. In: Applied Mathematical Demography. pp. 273-302 U.S.A.: Springer New York. ISBN 978-1-4757-1879-9 10.1007/978-1-4757-1879-9_10.

Keyfitz, N. (1985). The demographics of unfunded pensions. European Journal of Population 1 (1), 5-30. 10.1007/BF01796916.

Keyfitz, N. (1985). The life table. In: Applied Mathematical Demography. pp. 34-53 U.S.A.: Springer New York. ISBN 978-1-4757-1879-9 10.1007/978-1-4757-1879-9_2.

Keyfitz, N. (1985). The multi-state model. In: Applied Mathematical Demography. pp. 350-367 U.S.A.: Springer New York. ISBN 978-1-4757-1879-9 10.1007/978-1-4757-1879-9_12.

Keyfitz, N. (1984). The Social and Political Context of Population Forecasting. IIASA Working Paper. IIASA, Laxenburg, Austria: WP-84-003

Keyfitz, N. (1984). Technology, employment, and the succession of generations. Insurance: Mathematics and Economics 3 (4), 219-230. 10.1016/0167-6687(84)90026-X.

Keyfitz, N. (1983). Age Effects in Work and Consumption. IIASA Working Paper. IIASA, Laxenburg, Austria: WP-83-017

Keyfitz, N. (1982). Can knowledge improve forecasts? Population and Development Review 8 (4), 729-751.

Keyfitz, N. (1982). Can Theory Improve Population Forecasts? IIASA Working Paper. IIASA, Laxenburg, Austria: WP-82-039

Keyfitz, N. & Just, P. (1982). Global Prospects for Population Growth and Distribution. IIASA Working Paper. IIASA, Laxenburg, Austria: WP-82-036

Keyfitz, N. (1982). Population and Employment in China. IIASA Working Paper. IIASA, Laxenburg, Austria: WP-82-014

Keyfitz, N. (1982). Can Knowledge Improve Forecasts? IIASA Research Report (Reprint). IIASA, Laxenburg, Austria: RR-83-005. Reprinted from Population and Development Review, 8(4):729-751 (December 1982).

Keyfitz, N. & Rogers, A. (1982). Simplified Multiple Contingency Calculations. IIASA Research Report (Reprint). IIASA, Laxenburg, Austria: RR-82-030. Reprinted from The Journal of Risk and Insurance, 49 [1982].

Keyfitz, N. (1981). How Secure Is Social Security? IIASA Working Paper. IIASA, Laxenburg, Austria: WP-81-101

Keyfitz, N. (1981). The Demographic State of the World. IIASA Working Paper. IIASA, Laxenburg, Austria: WP-81-080

Keyfitz, N. & Rogers, A. (1981). Simplied Multiple Contingency Calculations. IIASA Working Paper. IIASA, Laxenburg, Austria: WP-81-054

Keyfitz, N. & Philipov, D. (1981). Migration and Natural Increase in the Growth of Cities. IIASA Research Report (Reprint). IIASA, Laxenburg, Austria: RR-82-002. Reprinted from Geographical Analysis, 13(4):287-299 [1981].

Keyfitz, N. (1980). Do Cities Grow by Natural Increase or by Migration. IIASA Research Report (Reprint). IIASA, Laxenburg, Austria: RR-80-024. Reprinted from Geographical Analysis, 12(2) [1980].

Keyfitz, N. (1980). Multidimensionality in Population Analysis. IIASA Research Report (Reprint). IIASA, Laxenburg, Austria: RR-80-033. Reprinted from Sociological Methodology, [1980].

Keyfitz, N. (1979). Population of the World and its Regions 1975-2050. IIASA Working Paper. IIASA, Laxenburg, Austria: WP-79-119

Keyfitz, N. (1979). Understanding world models. Systems Research 24 (3), 190-199. 10.1002/bs.3830240304.

Keyfitz, N. (1977). Understanding World Models. IIASA Research Memorandum. IIASA, Laxenburg, Austria: RM-77-018

Keyfitz, N. (1977). Population of the World and Its Regions 1975-2050. IIASA Working Paper. IIASA, Laxenburg, Austria: WP-77-007