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Personal profile

Research interests

Research interests: Economics of transition in Central and Eastern Europe, the former Soviet Union, and China Applied econometrics


AB, Magna Cum Laude in Social Studies, Harvard University, 1982 MScEcon in Economics, London School of Economics, 1984 MA in Economics, Stanford University, 1984 PhD in Economics, London School of Economics, 1990

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Research Output

A Theory-based Lasso for Time-Series Data

Ahrens, A., Aitken, C., Ditzen, J., Ersoy, E., Kohns, D. & Schaffer, M. E., 8 Jan 2020, (Accepted/In press) In : Studies in Computational Intelligence.

Research output: Contribution to journalArticle

  • lassopack: Model selection and prediction with regularized regression in Stata

    Ahrens, A., Hansen, C. B. & Schaffer, M. E., Mar 2020, In : Stata Journal. 20, 1, p. 176-235 60 p.

    Research output: Contribution to journalArticle

    Open Access
  • 3 Citations (Scopus)
    32 Downloads (Pure)

    Understanding the Economic Impact of Oil Price Shocks

    Ersoy, E. & Schaffer, M. E., 25 Mar 2020, In : Asian Journal of Economics and Banking. 4, 1, p. 1-19

    Research output: Contribution to journalArticle

  • Using Machine Learning Methods to Support Causal Inference in Econometrics

    Ahrens, A., Aitken, C. & Schaffer, M. E., 6 Aug 2020, Behavioral Predictive Modeling in Economics. Springer, p. 23-52 30 p. (Studies in Computational Intelligence; vol. 897).

    Research output: Chapter in Book/Report/Conference proceedingConference contribution

  • PDSLASSO: Stata module for post-selection and post-regularization OLS or IV estimation and inference

    Ahrens, A., Hansen, C. & Schaffer, M. E., 24 Jan 2019

    Research output: Non-textual formSoftware

  • Press / Media