Details about Achim Ahrens
Access statistics for papers by Achim Ahrens.
Last updated 2023-03-07. Update your information in the RePEc Author Service.
Short-id: pah173
Jump to Journal Articles Software Items
Working Papers
2023
- The Labor Market Effects of Restricting Refugees' Employment Opportunities
IZA Discussion Papers, Institute of Labor Economics (IZA) View citations (2)
- ddml: Double/Debiased Machine Learning in Stata
IZA Discussion Papers, Institute of Labor Economics (IZA) 
Also in Papers, arXiv.org (2023)  Swiss Stata Conference 2022, Stata Users Group (2022)
- pystacked: Stacking generalization and machine learning in Stata
Papers, arXiv.org 
Also in Swiss Stata Conference 2022, Stata Users Group (2022)
2022
- Double/debiased machine learning in Stata
Italian Stata Users' Group Meetings 2022, Stata Users Group
- Stacking generalization and machine learning in Stata
Italian Stata Users' Group Meetings 2022, Stata Users Group
2020
- A review of the methodologies used in compiling owner-occupiers’ housing indices
Papers, Economic and Social Research Institute (ESRI) View citations (2)
- Urban rents and commuting times in Ireland
Papers, Economic and Social Research Institute (ESRI)
2019
- Price regulation, inflation, and nominal rigidity in housing rents
Papers, Economic and Social Research Institute (ESRI) View citations (2)
See also Journal Article in Journal of Housing Economics (2021)
- lassopack: Model Selection and Prediction with Regularized Regression in Stata
IZA Discussion Papers, Institute of Labor Economics (IZA) View citations (14)
Also in Papers, arXiv.org (2019) View citations (15)
See also Journal Article in Stata Journal (2020)
2018
- LASSOPACK and PDSLASSO: Prediction, model selection and causal inference with regularized regression
London Stata Conference 2018, Stata Users Group View citations (2)
2015
- Civil conflicts in Africa: Climate, economic shocks, nighttime lights and spill-over effects
SEEC Discussion Papers, Spatial Economics and Econometrics Centre, Heriot Watt University View citations (1)
Journal Articles
2021
- Do rising rents lead to longer commutes? A gravity model of commuting flows in Ireland
Urban Studies, 2021, 58, (2), 264-279 View citations (2)
- Price regulation, inflation, and nominal rigidity in housing rents
Journal of Housing Economics, 2021, 52, (C) View citations (3)
See also Working Paper (2019)
2020
- Commuting across the Irish border
Economics Letters, 2020, 190, (C) View citations (2)
- lassopack: Model selection and prediction with regularized regression in Stata
Stata Journal, 2020, 20, (1), 176-235 View citations (43)
See also Working Paper (2019)
2019
- Changes in Land Cover and Urban Sprawl in Ireland From a Comparative Perspective Over 1990–2012
Land, 2019, 8, (1), 1-14 View citations (13)
2015
- Civil Conflicts, Economic Shocks and Night-time Lights
Peace Economics, Peace Science, and Public Policy, 2015, 21, (4), 433-444 View citations (2)
- Do execution moratoriums increase homicide? Re-examining evidence from Illinois
Applied Economics, 2015, 47, (31), 3243-3257 View citations (1)
- Two-Step Lasso Estimation of the Spatial Weights Matrix
Econometrics, 2015, 3, (1), 1-28 View citations (19)
2012
- Conditionality or specificity? Bulgaria and Romania's economic transition performance in comparative perspective
Post-Communist Economies, 2012, 24, (2), 291-307 View citations (2)
Software Items
2023
- DDML: Stata module for Double/Debiased Machine Learning
Statistical Software Components, Boston College Department of Economics
- PYSTACKED: Stata module for stacking generalization and machine learning in Stata
Statistical Software Components, Boston College Department of Economics
2020
- LASSOPACK: Stata module for lasso, square-root lasso, elastic net, ridge, adaptive lasso estimation and cross-validation
Statistical Software Components, Boston College Department of Economics View citations (19)
2019
- PDSLASSO: Stata module for post-selection and post-regularization OLS or IV estimation and inference
Statistical Software Components, Boston College Department of Economics View citations (17)
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