Nico Keilman

Professor of Demography

Field of Study: Demography, Mathematics
Specialization: Ageing, Estimates and Projections, Families and Households, Household and Housing, Marriage, Divorce and Consensual Unions, Mathematical Demography
Regional focus: Western Europe
Education: Doctorate (Ph.D, or MD), Utrecht University, Demography, 1990
Working languages: English
Norwegian Bokmål, Dutch
Other association membership in population or related fields: European Association for Population Studies (EAPS)
Professional Summary:

Nico Keilman (15 June 1949)

Current position: Professor of Demography (retired)
Postal address: Department of Economics, University of Oslo, P.O. Box 1095 Blindern, NO-0317 Oslo, Norway
University webpage:
Personal homepage:

M.Sc. in Applied Mathematics from Delft University of Technology, the Netherlands, 1977
 Ph.D. in demography from University of Utrecht, the Netherlands, 1990
Research officer, Department of Population Statistics, Statistics Netherlands (1977-1981)
Research associate, Netherlands Interdisciplinary Demographic Institute (1982-1990)
Senior research associate, Statistics Norway (1990-1998)
Professor of Demography, Department of Economics, University of Oslo (1998 - )

Teaching and tutoring
Demographic methods, statistics, econometrics

Special interests
Population forecasting, modelling marriage and household dynamics, mathematical demography.



•  Tommy Bengtsson, Nico Keilman (eds.) 2019. Old and New Perspectives on Mortality Forecasting.  Springer ISBN: 3030050742

•   Nico Keilman, "Mortality shifts and mortality compression in period and cohort life tables", Demographic Research 41(40)2019:1147-1196

•   Nico Keilman, “Household forecasting: Preservation of age patterns”. International Journal of Forecasting 32(3)2016:726-735 

•    Nico Keilman, “A combined Brass-random walk approach to probabilistic household forecasting: Denmark, Finland, and the Netherlands, 2011–2041”. Journal of Population Research 34(1)2016:17-43 
•    Astri Syse, Dinh Quang Pham, and Nico Keilman, “Befolkningsframskrivinger 2016-2100: Dødelighet og levealder ("Population projections 2016-2100: Mortality and life expectancies"). Økonomiske analyser 3/2016.
•    Nico Keilman, Krzysztof Tymicki, and Vegard Skirbekk, “Measures for human reproduction should be linked to both men and women”. International Journal of Population Research 2014.
•    Kosovo population projection 2011-2061. Kosovo Agency of Statistics, 2013 (contributing author).
•    Arkadiusz Wisniowski, Jakub Bijak, Solveig Christiansen, Jonathan Forster, Nico Keilman, James Raymer, and Peter Smith “Utilising expert opinion to improve the measurement of international migration in Europe”. Journal of Official Statistics 29(4)2013, 583-607,
•    Solveig Christiansen and Nico Keilman “Probabilistic household forecasts based on register data: The case of Denmark and Finland”. Demographic Research 06/2013; 28:1263.
•    Joel Cohen, Øystein Kravdal, and Nico Keilman, “Childbearing impeded education more than education impeded childbearing among Norwegian women”, Proceedings of the National Academy of Science of the United States of America.  ISSN 0027-8424.  108(29)2011, 11830- 11835 . doi: 10.1073/pnas.1107993108
•    Juha Alho and Nico Keilman, “On future household structure”, Journal of the Royal Statistical Society Series A 173(1)2010, 117-143