Erik Biørn
Academic Interests
General econometrics, panel data eceonometrics, micro-econometrics, time series econometrics, financial econometrics, latent variables econometrics, aggregation and econometrics, health econometrics, public economics, investment: computation of capital and productivity, household consumption.
Courses taught
ECON4160 - Econometrics - Modeling and systems estimation
ECON4150 - Introductory Econometrics
ECON5101 - Advanced Econometrics - Time series
ECON5102 - Advanced Econometrics - Microeconometrics
ECON5103 - Advanced Econometrics - Panel Data
Background
- Professor of Economics, University of Oslo, 1986-2013.
- Scientific adviser, The Frisch Center, University of Oslo, 2009-2011.
- Scientific Adviser, and Senior Research Fellow, Statistics Norway, Research Department, 1986-2007.
- Senior Research Fellow, Statistics Norway, Research Department, 1984-1986.
- Associate Professor of Economics, University of Oslo, 1983-1984.
- Visiting scholar, Institut national de la statistique et des études économiques (INSEE), Paris,1980.
- Senior Research Fellow, Statistics Norway, Research Department, 1975-1983.
- Research Fellow, Statistics Norway, Research Department, 1972-1975.
- Economist/Executive Officer, Statistics Norway, Research Department, 1970-1971.
- Exam. oecon., University of Oslo, 1967.
- Cand. oecon., University of Oslo, 1969.
Positions held
- Associate Editor, Empirical Economics
- Affiliation to the Health Economics Research Programme, University of Oslo (HERO), 2000-2004
- Administrator of full teaching schedule (all levels) of Department of Economics, University of Oslo, 2002-2004
- Member of the arrangement committee for Econometric Methodology Conference, Oslo, 2003.
- Member of the Research Council (Forskningsrådet) of the Central Bank of Norway, 1989-1994
- Member of the Model Advisory Council (Modellutvalget) of the Norwegian Ministry of Finance, 1982-1990
- Member of the program committee for the Econometric Society European Meeting, Copenhagen, 1987
- Member of expert committees for professorships at Uppsala University and Aarhus University, and for associate professorships at Stockholm University and University of Bergen
- Member of expert committees for research fellowships at Statistics Norway, the Central Bank of Norway, and the Frisch Centre
- Member of expert group for company taxation under the Norwegian Tax Commission, 1983-1984
Publications
Erik Biørn, Hild-Marte Bjørnsen: "What Motivates Farm Couples to Seek Off-farm Labour? A Logit Analysis of Job Transitions". European Review of Agricultural Economics, 42, 2015, 339-365.
Erik Biørn: "VAR Interpretations of Haavelmo's Market Model of Capital and Investment". Econometric Theory 31, 2015, 195-212.
Erik Biørn: "Panel Data Dynamics with Mis-measured Variables: Modeling and GMM Estimation". Empirical Economics 48, 2015, 517-535.
Erik Biørn: "Estimating SUR Systems with Random Coefficients: The Unbalanced Panel Data Case". Empirical Economics 47, 2014, 451-468.
Anne Line Bretteville-Jensen, Erik Biørn and Randi Selmer: "Does Screening Participation Affect Cigarette Smokers' Decision to Quit? A Long-horizon Panel Data Analysis". Nordic Studies on Alcohol and Drugs 31, 2014, 141-160.
Erik Biørn, Simen Gaure, Simen Markussen and Knut Røed: "The Rise in Absenteeism: Disentangling the Impacts of Cohort, Age and Time". Journal of Population Economics 26, 2013, 1585-1608.
Trygve Haavelmo/Translated by Erik Biørn: "On Statistical Testing of Hypotheses in Economic Theory". Chapter 25 in The Rise of Econometrics, Volume II, ed. by D. Qin. Routledge, 2013, pp. 67-84.
Hild-Marte Bjørnsen and Erik Biørn: "Interrelated Labour Decisions of Farm Couples: A Censored Response Analysis of Off-Farm Work", Agricultural Economics41, 2010, 595-610.
Inger Cathrine Kann, Erik Biørn and Hilde Lurås: "Competition in General Practice: Prescriptions to the Elderly in a List Patient System". Journal of Health Economics 29, 2010, 751-764.
Erik Biørn and Geir Godager, "Does Quality Influence Choice of General Practitioner? An Analysis of Matched Doctor-Patient Panel Data", Economic Modelling 27, 2010, 842-853.
Erik Biørn, Terje P. Hagen, Tor Iversen and Jon Magnussen, "How Different Are Hospitals' Responses to a Financial Reform? The Impact on Efficiency of Activity-Based Financing", Health Care Management Science 13, 2010, 1-16.
Erik Biørn, Økonometriske emner, 3. utgave. Unipub, 2009
Erik Biørn and Jayalakshmi Krishnakumar, "Measurement Errors and Simultaneity". Chapter 10 in L. Mátyás and P. Sevestre (eds), The Econometrics of Panel Data. Fundamentals and Recent Developments in Theory and Practice, Springer, 2008.
Erik Biørn, Økonometriske emner. En videreføring. Unipub, 2008
Erik Biørn and Knut Reidar Wangen, "How do consumers switch between close substitutes when price variation is small? The case of cigarette types". Spanish Economic Review 8, 2006, 239-253
Erik Biørn, Terje Skjerpen and Knut Reidar Wangen, "Can random coefficient Cobb-Douglas production functions be aggregated to similar macro functions". Chapter 9 in Badi Baltagi (ed), Panel Data Econometrics: Theoretical Contributions and Empirical Applications, Elsevier, 2006.
Erik Biørn, "How are Survival-Efficiency Profiles Related to Retirement Rates and Capital Vintage Prices?" Chapter 8 in Focus on Economic Growth and Productivity, ed. by L.A. Finley. New York: Nova Science Publishers, 2005, pp. 143-186.
Anne Line Bretteville-Jensen and Erik Biørn, "Do prices count? A micro-econometric study of illicit drug consumption based on self-reported data," Empirical Economics 29, 2004, 673-695
Erik Biørn, "Regression systems for unbalanced panel data: A stepwise maximum likelihood procedure," Journal of Econometrics 122, 2004, 281-291
Erik Biørn and Terje Skjerpen, "Aggregation Biases in Production Functions: A Panel Data Analysis of Translog Models". Research in Economics, 58, 2004, 31-57.
Erik Biørn, "Handling the measurement error problem by means of panel data: Moment methods applied on firm data." Chapter 24 in Bernt Petter Stigum (ed), Econometrics and the Philosophy of Economics. Theory-Data Confrontations in Economics, Princeton University Press, 2003
Anne Line Bretteville-Jensen and Erik Biørn, "Heroin Consumption, Prices and Addiction: A Panel Data Analysis Based on Self-Reported Data". Scandinavian Journal of Economics, 105, 2003, 661-679.
Erik Biørn, Terje P. Hagen, Tor Iversen and Jon Magnussen, "The Effect of Activity-Based Financing on Hospital Efficiency: A Panel Data Study of DEA Efficiency Scores 1992-2000". Health Care Management Science, 6, 2003, 271-283.
Jørgen Aasness, Erik Biørn and Terje Skjerpen, "Distribution of preferences and measurement errors in a disaggregated expenditure system," Econometrics Journal 6, 2003, 373-399,
Erik Biørn, "Panel data with measurement errors: instrumental variables and GMM procedures combining levels and differences," Econometric Reviews 19, 2000, 391-424,
Erik Biørn, "Survival and efficiency curves for capital and the time-age-profile of vintage prices," Empirical Economics 23, 1998, 611-633,
Jørgen Aasness, Erik Biørn and Terje Skjerpen, "Engel functions, panel data, and latent variables," Econometrica 61, 1993, 1395-1422
Erik Biørn, Taxation, Technology and the User Cost of Capital, North Holland, 1989
Erik Biørn and Eilev S. Jansen: "Econometrics of Incomplete Cross-Section/Time-Series Data: Consumer Demand in Norwegian Households" 1975-1977. Oslo: Central Bureau of Statistics, 1982.
Erik Biørn: "Analyse av sammenhengen mellom forbruk, inntekt og formue i norske husholdninger". (Analysing the Relationship Between Consumption, Income and Wealth in Norwegian Households) Oslo: Central Bureau of Statistics, 1979.
Erik Biørn: "Analyse av investeringsatferd: Problemer, metoder og resultater". (Analysing Investment Behaviour: Problems, Methods, and Results.) Oslo: Central Bureau of Statistics, 1979
- Biørn, Erik & Han, Xuehui (2017). Revisiting the FDI impact on GDP growth in errors-in-variables models: a panel data GMM analysis allowing for error memory. Empirical Economics. ISSN 0377-7332. 53(4), s 1379- 1398 . doi: 10.1007/s00181-016-1203-4 Show summary
- Biørn, Erik (2015). Panel data dynamics with mis-measured variables: modeling and GMM estimation. Empirical Economics. ISSN 0377-7332. 48(2), s 517- 535 . doi: 10.1007/s00181-014-0802-1 Show summary
- Biørn, Erik (2015). VAR Interpretations of Haavelmo's Market Model of Capital and Investment. Econometric Theory. ISSN 0266-4666. 31(2), s 195- 212 . doi: 10.1017/S0266466614000267
- Biørn, Erik & Bjørnsen, Hild-Marte (2015). What motivates farm couples to seek off-farm labour? A logit analysis of job transitions. European Review of Agricultural Economics. ISSN 0165-1587. 42(2), s 339- 365 . doi: 10.1093/erae/jbu025 Show summary
- Biørn, Erik (2014). Estimating SUR system with random coefficients: The unbalanced panel data case. Empirical Economics. ISSN 0377-7332. 47(2), s 451- 468 . doi: 10.1007/s00181-013-0753-y
- Bretteville-Jensen, Anne Line; Biørn, Erik & Selmer, Randi (2014). Does screening participation affect cigarette smokers' decision to quit? A long-horizon panel data analysis. Nordic Studies on Alcohol and Drugs. ISSN 1455-0725. 31(2), s 141- 160 . doi: 10.2478/nsad-2014-0012 Full text in Research Archive. Show summary
- Biørn, Erik (2013). On the Statistical Testing of Hypotheses in Economic Theory. Oversettelse av Trygve Haavelmo (1939): Om statistisk "testing" av hypoteser i den økonomiske teori. Lecture, Copenhagen, In Duo Qin (ed.), The Rise of Econometrics. Routledge. ISBN 978-0-415-61678-2. 25. s 67 - 84
- Biørn, Erik; Gaure, Simen; Markussen, Simen & Røed, Knut (2013). The rise in absenteeism: disentangling the impacts of cohort, age and time. Journal of Population Economics. ISSN 0933-1433. 26(4), s 1585- 1608 . doi: 10.1007/s00148-012-0403-2 Show summary
- Biørn, Erik & Godager, Geir (2010). Does quality influence choice of general practitioner? An analysis of matched doctor-patient panel data. Economic Modelling. ISSN 0264-9993. 27(4), s 842- 853 . doi: 10.1016/j.econmod.2009.10.016 Show summary
- Biørn, Erik; Hagen, TP; Iversen, Tor & Magnussen, Jon (2010). How different are hospitals' responses to a financial reform? The impact on efficiency of activity-based financing. Health Care Management Science. ISSN 1386-9620. 13(1), s 1- 16 . doi: 10.1007/s10729-009-9106-y
- Bjørnsen, Marte & Biørn, Erik (2010). Interrelated labor decisions of farm couples: a censored response analysis of off-farm work. Agricultural Economics. ISSN 0169-5150. 41(6), s 595- 610 . doi: 10.1111/j.1574-0862.2010.00475.x Show summary
- Kann, Inger Cathrine; Biørn, Erik & Lurås, Hilde (2010). Competition in general practice: Prescriptions to the elderly in a list patient system. Journal of Health Economics. ISSN 0167-6296. 29(5), s 751- 764 . doi: 10.1016/j.jhealeco.2010.07.004 Show summary
- Biørn, Erik (2009). Estimation of discrete choice and censoring models (In Russian). Quantile. ISSN 0999-8888. 6, s 49- 57 Full text in Research Archive. Show summary
- Biørn, Erik & Krishnakumar, Jayalakshmi (2008). Measurement Errors and Simultaneity, In Laszlo Matyas & Patrick Sevestre (ed.), The Econometrics of Panel Data. Fundamentals and Recent Developments in Theory and Practice. Springer. ISBN 978-3-540-75889-1. Chapter 10. s 323 - 367
- Biørn, Erik; Skjerpen, Terje & Wangen, Knut R. (2006). Can Random Coefficient Cobb-Douglas Production Functions be Aggregated to Similar Macro Functions?, In Badi Baltagi (ed.), Panel Data Econometrics: Theoretical Contributions and Empirical Applications. Elsevier. ISBN 0-444-52172-0. Chapter 9. s 229 - 258 Show summary
- Biørn, Erik; Skjerpen, Terje & Wangen, Knut Reidar (2006). Can Random Coefficient Cobb-Douglas Production Functions be Aggregated to Similar Macro Functions?, In Badi Baltagi (ed.), Panel Data Econometrics: Theoretical Contributions and Empirical Applications. Elsevier. ISBN 0-444-52172-0. Chapter 9. s 229 - 258
- Wangen, Knut Reidar & Biørn, Erik (2006). How Do Consumers Switch Between Close Substitutes when Price Variation is Small? The Case of Cigarette Types. Spanish Economic Review. ISSN 1435-5469. 8(4), s 239- 253 Show summary
- Biørn, Erik (2005). How Are Survival-Efficiency Profiles Related to Retirement Rates and Capital Vintage Prices?, In L.A. Finley (ed.), Focus on Economic Growth and Productivity. Nova Science Publishers, Inc.. ISBN 1-59454-272-4. Kapittel 8. s 143 - 186 Show summary
- Biørn, Erik & Skjerpen, Terje (2004). Aggregation Biases in Production Functions: A Panel Data Analysis of Translog Models. Research in Economics. ISSN 1090-9443. 58(1), s 31- 57 Show summary
- Biørn, Erik (2004). Regression systems for unbalanced panel data: a stepwise maximum likelihood procedure. Journal of Econometrics. ISSN 0304-4076. 122(2), s 281- 291 Show summary
- Bretteville-Jensen, Anne Line & Biørn, Erik (2004). Do Prices Count? A Micro-Econometric Study of Illicit Drug Consumption Based on Self-Reported Data. Empirical Economics. ISSN 0377-7332. 29(3), s 673- 695 Show summary
- Aasness, Jørgen; Biørn, Erik & Skjerpen, Terje (2003). Distribution of Preferences and Measurement Errors in a Disaggregated Expenditure System. Econometrics Journal. ISSN 1368-4221. 6(2), s 373- 399
- Biørn, Erik (2003). Handling the Measurement Error Problem by Means of Panel Data: Moment Methods Applied on Firm Data, In Bernt Petter Stigum (ed.), Econometrics and the Philosophy of Economics. Theory-Data Confrontations in Economics. Princeton University Press. ISBN 0-691-11300-9. 24. s 613 - 641
- Biørn, Erik; Lindquist, Kjersti-Gro & Skjerpen, Terje (2003). Random Coefficients in Unbalanced Panels: An Application on Data From Chemical Plants. Annales d'Èconomie et de Statistique. ISSN 0769-489X. 69, s 55- 83 Show summary
- Biørn, Erik; Hagen, Terje P.; Iversen, Tor & Magnussen, Jon (2003). The Effect of Activity-Based Financing on Hospital Efficiency: A Panel Data Analysis of DEA Efficiency Scores 1992-2000. Health Care Management Science. ISSN 1386-9620. 6(4), s 271- 283 Show summary
- Biørn, Erik (2016). Econometrics of Panel Data: Methods and Applications. Oxford University Press. ISBN 9780198753445. 416 s.
- Biørn, Erik (2009). Økonometriske emner. 3. utgave. Unipub forlag. ISBN 978-82-7477-399-8. 370 s.
- Biørn, Erik (2008). Økonometriske emner. En videreføring. Unipub forlag. ISBN 9788274773592. 326 s.
- Biørn, Erik (2003). Økonometriske emner, 2. utgave. Unipub forlag. ISBN 82-7477-152-4. 386 s.
- Biørn, Erik (2017). Identification and Method of Moments Estimation in Polynomial Measurement Error Models. Memorandum from Department of Economics, University of Oslo. 01/2017. Show summary
- Biørn, Erik (2017). Kurs i paneldataøkonometri. Del 1: Generelt. Regresjonsanalyse med paneldata .
- Biørn, Erik (2017). Kurs i paneldataøkonometri. Del 2: Regresjonsanalyse. Videreføring..
- Biørn, Erik (2017). Kurs i paneldataøkonometri: Del 3: Dynamiske modeller. Ubalanserte paneler etc..
- Biørn, Erik (2017). Kurs i paneldataøkonometri: Del 4: Stokastiske koeffisienter. Målefeilmodeller. Flerligningsmodeller.
- Biørn, Erik (2017). Revisiting, from a Frischian Point of View, the Relationship Between Elasticities of Intratemporal and Intertemporal Substitution. Memorandum from Department of Economics, University of Oslo. 04/2017. Show summary
- Biørn, Erik (2016). Panel Data Estimators and Aggregation. Memorandum from Department of Economics, University of Oslo. 19/2016. Show summary
- Biørn, Erik & Han, Xuehui (2015). Persistence, Signal-Noise Pattern and Heterogeneity in Panel Data: With an Application to the Impact of Foreign Direct investment on GDP. Memorandum from Department of Economics, University of Oslo. 4/2015. Show summary
- Biørn, Erik (2014). Econometric Approaches to Market Models for Capital and Investment.
- Biørn, Erik (2014). Serially Correlated Measurement Errors in Time Series Regression: The Potential of Instrumental Variable Estimators. Memorandum from Department of Economics, University of Oslo. 28/2014. Show summary
- Biørn, Erik (2014). The Price-Quantity Decomposition of Capital Values Revisited: Framework and Examples. Memorandum from Department of Economics, University of Oslo. 27/2014. Show summary
- Biørn, Erik (2013). Age-Cohort-Time Effects in Sickness Absence: Exploring a Large Data Set by Polynomial Regression. Memorandum from Department of Economics, University of Oslo. 19/2013. Show summary
- Biørn, Erik (2013). Identifying Age-Cohort-Time Effects, Their Curvature and Interactions from Polynomials: Examples Related to Sickness Absence. Memorandum from Department of Economics, University of Oslo. 08/2013. Show summary
- Biørn, Erik & Bjørnsen, Marte (2013). What Motivates Farm Couples to Seek Off-Farm Labour? A Logit Analysis of Job Transitions.
- Biørn, Erik & Bjørnsen, Marte (2013). What Motivates Farm Couples to Seek Off-farm Labour? A Logit Analysis of Job Transitions. Memorandum from Department of Economics, University of Oslo. 09/2013. Show summary
- Biørn, Erik & Han, Xuehui (2013). Panel Data Models With Dynamics and Measurement Error: GMM Performance when Autoregression and Error Memory Interact - Some Small Sample Evidence.
- Biørn, Erik (2012). An Econometric Market Model of Capital and Investment Inspired by Haavelmo. Memorandum from Department of Economics, University of Oslo. 11/2012. Show summary
- Biørn, Erik (2012). Estimating SUR Systems with Random Coefficients: The Unbalanced Panel Data Case. Memorandum from Department of Economics, University of Oslo. 22/2012. Show summary
- Biørn, Erik (2012). The Measurement Error Problem in Dynamic Panel Data Analysis: Modeling and GMM Estimation. Memorandum from Department of Economics, University of Oslo. 02/2012. Show summary
- Biørn, Erik & Han, Xuehui (2012). Panel Data Dynamics and Measurement Errors: GMM Bias, IV Validity and Model Fit - A Monte Carlo Study. Memorandum from Department of Economics, University of Oslo. 27/2012. Show summary
- Biørn, Erik & Wangen, Knut Reidar (2012). New Taxonomies for Limited Dependent Variables Models. MPRA Paper. 41461. Show summary
- Biørn, Erik (2011). An Econometric Market Model of Capital and Investment.
- Biørn, Erik (2011). Doing Econometrics with Panel Data: Advantages and Selected Approaches.
- Biørn, Erik & Wangen, Knut Reidar (2011). Models of Truncation, Sample Selection, and Limited Dependent Variables: Suggestions for a Common Language. Memorandum from Department of Economics, University of Oslo. 18/2011. Show summary
- Bretteville-Jensen, Anne Line; Biørn, Erik & Selmer, Randi (2011). Quitting Behaviour of Cigarette Smokers. Are There Direct Effects of a Screening Program?. Memorandum from Department of Economics, University of Oslo. 07/2011. Show summary
- Biørn, Erik (2010). Identifying Trend and Age Effects in Sickness Absence from Individual Data: Some Econometric Problems. Memorandum from Department of Economics, University of Oslo. 20/2010. Show summary
- Biørn, Erik (2010). Kurs i paneldataøkonometri. Del 1: Generelt. Regresjonsanalyse med paneldata.
- Biørn, Erik (2010). Kurs i paneldataøkonometri. Del 2: Regresjonsanalyse: Videregående emner.
- Biørn, Erik (2010). Kurs i paneldataøkonometri: Del 3: Dynamiske modeller.
- Biørn, Erik (2010). Kurs i paneldataøkonometri: Del 4: Ubalanserte paneler og flerligningsmodeller.
- Biørn, Erik (2010). Regression Systems with Random Coefficients: Estimation Procedures for the Unbalanced Panel Data Case.
- Biørn, Erik & Bjørnsen, Hild-Marte (2010). Farm Couples' Off-Farm Choice of Labour Supply: A Panel Data Analysis of Job Transitions.
- Biørn, Erik; Gaure, Simen; Markussen, Simen & Røed, Knut (2010). The Rise in Absenteeism: Disentangling the Impacts of Cohort, Age and Time. IZA DP. 5091. Show summary
- Bretteville-Jensen, Anne Line; Biørn, Erik & Selmer, Randi (2009). Quitting Behaviour of cigarette smokers - Are there direct effects of a screening program?.
- Biørn, Erik (2009). Capital Decay and Tax Distortions: How to Abandon Exponential Decay and Benefit from It. Memorandum from Department of Economics, University of Oslo. 27/2009. Show summary
- Biørn, Erik (2009). Econometric Analysis of Panel Data - An Introduction.
- Biørn, Erik (2009). Measurement Errors in Dynamic Panel Data Analysis: A Synthesis on Modelling and GMM Estimation.
- Biørn, Erik (2009). Measurement Errors in Dynamic Panel Data Analysis: A Synthesis on Modelling and GMM Estimation.
- Biørn, Erik (2009). Measurement Errors in Dynamic Panel Data Analysis: A Synthesis on Modelling and GMM Estimation.
- Biørn, Erik (2009). Modelling Addiction in Life-Cycle Models: Revisiting the Treatment of Latent Stocks and Other Unobservables. Memorandum from Department of Economics, University of Oslo. 26/2009. Show summary
- Biørn, Erik; Gaure, Simen; Markussen, Simen & Røed, Knut (2009). The rise of absenteeism in Norway: Disentangling the impacts of cohort, age and time.
- Biørn, Erik & Wangen, Knut Reidar (2009). Limited Dependent Variables Models: Reconsidering the Typology and a Suggested Synthesis.
- Biørn, Erik (2008). Measurement Errors in Dynamic Panel Data Analysis: A Synthesis on Modelling and GMM Estimation.
- Biørn, Erik (2008). Measurement Errors in Dynamic Panel Data Analysis: A Synthesis on Modelling and GMM Estimation.
- Biørn, Erik & Godager, Geir (2008). Does Quality Influence Choice of General Practitioner? An Analysis of Matched Doctor Patient Panel Data.
- Biørn, Erik & Godager, Geir (2008). Does quality influence choice of general practitioner? An analysis of matched doctor-patient panel data. HERO skriftserie / Working paper. 3. Show summary
- Biørn, Erik (2007). Latent Stocks in Econometric Implementations of Life-cycle Theories, Exemplified by Addiction.
- Biørn, Erik (2007). Measuring and Decomposing Capital Stock and Service Values: Should Capital Quality be Given a Place?. Discussion Papers. 518. Show summary
- Biørn, Erik & Godager, Geir (2007). GP Quality, Imperfect Information and the Demand for GP Service: an Analysis of Matched Doctor-Patient Panel Data.
- Biørn, Erik; Hagen, Terje P.; Iversen, Tor & Magnussen, Jon (2007). Heterogeneity in Hospitals' Response to a Financial Reform: a Random Coefficient Analysis of the Impact of Activity Based Financing on Efficiency in Norway.
- Biørn, Erik (2006). Identification and Method of Moment Estimation in Polynomial Mesurement Error Models.
- Biørn, Erik; Hagen, Terje P.; Iversen, Tor & Magnussen, Jon (2006). Heterogeneity in Hospitals' Responses to a Financial Reform: A Random Coefficient Analysis of the Impact of Activity-Based Financing on Efficiency.
- Biørn, Erik; Hagen, Terje P.; Iversen, Tor & Magnussen, Jon (2006). Heterogeneity in Hospitals' Responses to a Financial Reform: A Random Coefficient Analysis of the Impact of Activity-Based Financing on Efficiency.
- Bjørnsen, Hild-Marte & Biørn, Erik (2006). The Joint Labour Decisions of Farm Couples: A Censored Response Analysis of On-farm and Of-farm Work.
- Bjørnsen, Hild-Marte & Biørn, Erik (2006). The Joint Labour Decisions of Farm Couples: A Censored Response Analysis of On-farm and Off-farm Work. Memorandum / Økonomisk institutt, UiO. 05/2006. Show summary
- Biørn, Erik; Hagen, Terje P.; Iversen, Tor & Magnussen, Jon (2006). Heterogeneity in Hospitals' Responses to a Financial Reform: A Random Coefficient Analysis of The Impact of Activity-Based Financing on Efficiency. HERO skriftserie / Working paper. 9. Show summary
- Biørn, Erik; Iversen, Tor; Hagen, Terje P. & Magnussen, Jon (2006). Heterogeneity in hospitals' responses to a financial reform. HERO skriftserie / Working paper. 9.
- Biørn, Erik (2005). Addictive Stocks in Econometric Implementations of Life-Cycle Theories.
- Biørn, Erik (2005). Constructing Panel Data Estimators by Aggregation: A General Moment Estimator and a Suggested Synthesis.
- Biørn, Erik (2005). Constructing Panel Data Estimators by Aggregation: A General Moment Estimator and a Suggested Synthesis. Show summary
- Biørn, Erik (2005). Econometric Analysis of Panel Data. An Introduction. Part 1: Basic Topics. Part 2: Advanced Topics.
- Biørn, Erik (2005). Måling av kapitalverdier og deres pris- og kvantumskomponenter. Trengs også en kvalitetskomponent?.
- Biørn, Erik (2004). Polynomial Measurement Error Models for Cross-Section and Panel Data: Identification and Method of Moments Estimation.
- Biørn, Erik (2004). Polynomial Measurement Error Models for Cross-Section and Panel Data: Identification and Method of Moments Estimation.
- Biørn, Erik (2004). Polynom-modeller for tverrsnitts- og paneldata med målefeil. Identifikasjon og estimering ved momentmetoder.
- Biørn, Erik; Skjerpen, Terje & Wangen, Knut R. (2004). Can Random Coefficient Cobb-Douglas Production Functions be Aggregated to Similar Macro Functions?.
- Biørn, Erik; Skjerpen, Terje & Wangen, Knut R. (2004). Can Random Coefficient Cobb-Douglas Production Functions be Aggregated to Similar Macro Functions?. Memorandum / Økonomisk institutt, UiO. 22/2004. Show summary
- Biørn, Erik; Skjerpen, Terje & Wangen, Knut R. (2004). Can Random Coefficient Cobb-Douglas Production Functions be Aggregated to Similar Macro Functions?.
- Aasness, Jørgen; Biørn, Erik & Skjerpen, Terje (2003). Supplement to "Distribution of Preferences and Measurement Errors in a Disaggregated Expenditure System". Documents - Statistisk sentralbyrå/Statistics Norway. 3.
- Biørn, Erik (2003). Aggregeringsmetoder eksemplifisert ved produktfunksjoner.
- Biørn, Erik (2003). Den generaliserte momentmetode (GMM) - en innføring.