Search Results

partykit: A Modular Toolkit for Recursive Partytioning in R,
Torsten Hothorn and Achim Zeileis, from Faculty of Economics and Statistics, Universität Innsbruck (2014)
Keywords: recursive partitioning, regression trees, classification trees, statistical learning, R

A Robust Procedure for Comparing Multiple Means under Heteroscedasticity in Unbalanced Designs,
Esther Herberich, Johannes Sikorski and Torsten Hothorn, in PLOS ONE (2010)

Identifying Risk Factors for Severe Childhood Malnutrition by Boosting Additive Quantile Regression,
Nora Fenske, Thomas Kneib and Torsten Hothorn, in Journal of the American Statistical Association (2011)

Distribution-Free Location-Scale Regression,
Sandra Siegfried, Lucas Kook and Torsten Hothorn, in The American Statistician (2023)

Variable Selection and Model Choice in Geoadditive Regression Models,
Thomas Kneib, Torsten Hothorn and Gerhard Tutz, in Biometrics (2009)

Conditional transformation models,
Torsten Hothorn, Thomas Kneib and Peter Bühlmann, in Journal of the Royal Statistical Society Series B (2014)

Multiple Curve Comparisons with an Application to the Formation of the Dorsal Funiculus of Mutant Mice,
Herberich Esther, Hassler Christine and Hothorn Torsten, in The International Journal of Biostatistics (2014)
Keywords: equality of functions, growth curve, mixed model, multiple comparisons, semiparametric regression

Model-Based Recursive Partitioning for Subgroup Analyses,
Seibold Heidi, Achim Zeileis and Hothorn Torsten, in The International Journal of Biostatistics (2016)
Keywords: subgroup analysis, personalized medicine, treatment efficacy, permutation test, amyotrophic lateral sclerosis

Variable selection and model choice in structured survival models,
Benjamin Hofner, Torsten Hothorn and Thomas Kneib, in Computational Statistics (2013)
Keywords: Hazard regression, Likelihood-based boosting, Model choice, P-splines, Smooth effects, Time-varying effects,

Generalised linear model trees with global additive effects,
Heidi Seibold, Torsten Hothorn and Achim Zeileis, in Advances in Data Analysis and Classification (2019)
Keywords: Subgroup analysis, Model-based recursive partitioning, GLM, Tree

Boosting techniques for nonlinear time series models,
Nikolay Robinzonov, Gerhard Tutz and Torsten Hothorn, in AStA Advances in Statistical Analysis (2012)
Keywords: Componentwise boosting, Forecasting, Nonlinear times series, Autoregressive additive models, Lag selection,

Most Likely Transformations,
Torsten Hothorn, Lisa Möst and Peter Bühlmann, in Scandinavian Journal of Statistics (2018)

Multivariate conditional transformation models,
Nadja Klein, Torsten Hothorn, Luisa Barbanti and Thomas Kneib, in Scandinavian Journal of Statistics (2022)

A PAUC-based Estimation Technique for Disease Classification and Biomarker Selection,
Schmid Matthias, Hothorn Torsten, Krause Friedemann and Rabe Christina, in Statistical Applications in Genetics and Molecular Biology (2012)
Keywords: classification, combinations of biomarkers, gradient boosting, partial area under the ROC curve, screening tests, stability selection

Estimation of a Predictor’s Importance by Random Forests When There Is Missing Data: RISK Prediction in Liver Surgery using Laboratory Data,
Hapfelmeier Alexander, Hothorn Torsten, Riediger Carina and Ulm Kurt, in The International Journal of Biostatistics (2014)
Keywords: Random Forests, variable importance, missing data, imputation, liver surgery

Distributional regression forests for probabilistic precipitation forecasting in complex terrain,
Lisa Schlosser, Torsten Hothorn, Reto Stauffer and Achim Zeileis, from Faculty of Economics and Statistics, Universität Innsbruck (2018)
Keywords: parametric models, regression trees, random forests, recursive partitioning, probabilistic forecasting, GAMLSS

Implementing a Class of Permutation Tests: The coin Package,
Torsten Hothorn, Kurt Hornik, Mark A. van de Wiel and Achim Zeileis, in Journal of Statistical Software (2008)

A Lego System for Conditional Inference,
Torsten Hothorn, Kurt Hornik, Mark A. van de Wiel and Achim Zeileis, in The American Statistician (2006)

Circular regression trees and forests with an application to probabilistic wind direction forecasting,
Moritz N. Lang, Lisa Schlosser, Torsten Hothorn, Georg J. Mayr, Reto Stauffer and Achim Zeileis, in Journal of the Royal Statistical Society Series C (2020)

Boosting Structured Additive Quantile Regression for Longitudinal Childhood Obesity Data,
Fenske Nora, Fahrmeir Ludwig, Hothorn Torsten, Rzehak Peter and Höhle Michael, in The International Journal of Biostatistics (2013)
Keywords: longitudinal quantile regression, additive mixed models, body mass index, overweight

Detecting Treatment-Subgroup Interactions in Clustered Data with Generalized Linear Mixed-Effects Model Trees,
Marjolein Fokkema, Niels Smits, Achim Zeileis, Torsten Hothorn and Henk Kelderman, from Faculty of Economics and Statistics, Universität Innsbruck (2015)
Keywords: model-based recursive partitioning, treatment-subgroup interactions, random effects, generalized linear mixed-effects model, classification and regression trees

Weather explains the decline and rise of insect biomass over 34 years,
Jörg Müller, Torsten Hothorn, Ye Yuan, Sebastian Seibold, Oliver Mitesser, Julia Rothacher, Julia Freund, Clara Wild, Marina Wolz and Annette Menzel, in Nature (2024)

The two-step approach—a significant ANOVA F-test before Dunnett's comparisons against a control—is not recommended,
Ludwig A. Hothorn, in Communications in Statistics - Theory and Methods (2016)

A robust modification of the ordered-heterogeneity test,
Markus Neuhauser and Ludwig Hothorn, in Journal of Applied Statistics (2006)
Keywords: Comparing more than two groups, k -sample test, tests for trend, non-parametric tests, Spearman's rank correlation,

A comparison study on modeling of clustered and overdispersed count data for multiple comparisons,
Jochen Kruppa and Ludwig Hothorn, in Journal of Applied Statistics (2021)

Relationship of insect biomass and richness with land use along a climate gradient,
Johannes Uhler, Sarah Redlich, Jie Zhang, Torsten Hothorn, Cynthia Tobisch, Jörg Ewald, Simon Thorn, Sebastian Seibold, Oliver Mitesser, Jérôme Morinière, Vedran Bozicevic, Caryl S. Benjamin, Jana Englmeier, Ute Fricke, Cristina Ganuza, Maria Haensel, Rebekka Riebl, Sandra Rojas-Botero, Thomas Rummler, Lars Uphus, Stefan Schmidt, Ingolf Steffan-Dewenter and Jörg Müller, in Nature Communications (2021)

Radar vision in the mapping of forest biodiversity from space,
Soyeon Bae, Shaun R. Levick, Lea Heidrich, Paul Magdon, Benjamin F. Leutner, Stephan Wöllauer, Alla Serebryanyk, Thomas Nauss, Peter Krzystek, Martin M. Gossner, Peter Schall, Christoph Heibl, Claus Bässler, Inken Doerfler, Ernst-Detlef Schulze, Franz-Sebastian Krah, Heike Culmsee, Kirsten Jung, Marco Heurich, Markus Fischer, Sebastian Seibold, Simon Thorn, Tobias Gerlach, Torsten Hothorn, Wolfgang W. Weisser and Jörg Müller, in Nature Communications (2019)

Generalised indirect classifiers,
A. Peters, T. Hothorn and B. Lausen, in Computational Statistics & Data Analysis (2005)

Parametric location-scale and scale trend tests based on Levene's transformation,
Markus Neuhauser and Ludwig A. Hothorn, in Computational Statistics & Data Analysis (2000)

Recursive partitioning on incomplete data using surrogate decisions and multiple imputation,
A. Hapfelmeier, T. Hothorn and K. Ulm, in Computational Statistics & Data Analysis (2012)
Keywords: Recursive partitioning; Classification and regression trees; Random Forests; Multiple imputation; MICE; Surrogates;

The use of historical controls in estimating simultaneous confidence intervals for comparisons against a concurrent control,
A. Kitsche, L.A. Hothorn and F. Schaarschmidt, in Computational Statistics & Data Analysis (2012)
Keywords: Historical controls; Simultaneous confidence intervals; Toxicological bioassays;

Maximum Test versus Adaptive Tests for the Two-Sample Location Problem,
Markus Neuhauser, Herbert Buning and Ludwig Hothorn, in Journal of Applied Statistics (2004)
Keywords: Location-shift model, measures of skewness and tailweight, maximin efficiency robust test, non-parametric tests, two-sample location problem, selector statistic,

Analysis of means: a generalized approach using R,
Philip Pallmann and Ludwig A. Hothorn, in Journal of Applied Statistics (2016)

An exact Cochran-Armitage test for trend when dose-response shapes are a priori unknown,
Markus Neuhauser and Ludwig A. Hothorn, in Computational Statistics & Data Analysis (1999)

A Dunnett-Type Procedure for Multiple Endpoints,
Hasler Mario and Hothorn Ludwig A, in The International Journal of Biostatistics (2011)
Keywords: many-to-one comparison, multiple endpoints, multivariate t-distribution, family-wise error

A Levene-type test of homogeneity of variances against ordered alternatives,
Philip Pallmann, Ludwig Hothorn and Gemechis Djira, in Computational Statistics (2014)
Keywords: Levene residuals, Heterogeneous variances, Trend test, Multiple contrasts, Order-restricted inference,

Really Pushing the Envelope: Early Use of the Envelope Theorem by Auspitz and Lieben,
Torsten Schmidt, in History of Political Economy (2004)
Keywords: Auspitz, Lieben, envelope theorem

Tarifpolitische Koordinierung des Europäischen Gewerkschaftsbundes in Zeiten der Krise,
Torsten Müller, in WSI-Mitteilungen (2016)

A kibocsátás kereskedelem elméleti és gyakorlati vetülete,
Torsten Hauck, in Eszak-magyarorszagi Strategiai Fuzetek (2014)
Keywords: CO2 kvóta, kibocsátás kereskedelem, CO2-kvótaköltségének hedzselése

Book review: Brancaccio, E. and Califano, A. (2018): Anti-Blanchard Macroeconomics, Cheltenham, UK and Northampton, MA, USA (158 pages, Edward Elgar Publishing, hardcover, also available as paperback and ebook, ISBN 978-1-78811-899-6),
Torsten Niechoj, in European Journal of Economics and Economic Policies: Intervention (2020)

ALTERNATIVE EXCHANGE RATE REGIMES AND THE TRANSMISSION OF DISTURBANCES: A GENERAL EQUILIBRIUM APPROACH,
Torsten Persson, from University of Warwick - Department of Economics (1980)
Keywords: Financial Economics, International Relations/Trade

Integrated Advisory Services,
Torsten Gruhn, from International Farm Management Association (2005)
Keywords: Teaching/Communication/Extension/Profession

Langzeitleistungsbezug und Langzeitarbeitslosigkeit: Definitionen, Quantitäten, Strukturen,
Torsten Lietzmann, in WSI-Mitteilungen (2016)

A language competition model for new minorities,
Torsten Templin, in Rationality and Society (2019)
Keywords: Dynamic modeling; language competition; language policy; migration

Reviews,
Torsten Svensson, in Economic and Industrial Democracy (2000)

Postwar Prison Reform in Sweden,
Torsten Eriksson, in The ANNALS of the American Academy of Political and Social Science (1954)

The Decline of the Cloth Industry in Birnbaum (Międzychód) After the Napoleonic Wars,
Lorenz Torsten, in Studia Historiae Oeconomicae (2018)

Book review: Heine, Michael and Hansjörg Herr (2021): The European Central Bank, Newcastle upon Tyne, UK (208 pages, Agenda Publishing, hardcover, ISBN 978-1-78821-294-6; softcover, ISBN 978-1-78821-295-3; ebook, ISBN 978-1-78821-296-0),
Torsten Niechoj, in European Journal of Economics and Economic Policies: Intervention (2021)

Hommage au Professeur Torsten Hägerstrand,
Torsten Hägerstrand, in Revue d'économie régionale et urbaine (2004)

On the Autoregressive Time Series Model Using Real and Complex Analysis,
Torsten Ullrich, in Forecasting (2021)
Keywords: data analysis; time series; autoregressive model

Neu-Keynesianismus. Der neue wirtschaftspolitische Mainstream? [New Keynesianism. The new economic-political mainstream?],
Torsten Niechoj, in Transfer: European Review of Labour and Research (2003)

Supply chain strategies in the VUCA world,
Torsten Becker, in Journal of Supply Chain Management, Logistics and Procurement (2023)
Keywords: supply chain strategy, supply chain capabilities, digital supply chain, supply chain management, strategy

Politics and Economic Policy,
Torsten Persson, from Stockholm - International Economic Studies (1992)
Keywords: economic policy

Wie heterodox ist der Mainstream? Oekonomische Forschung und wirtschaftspolitische Beratung im deutschsprachigen Raum. Umfrage der Zeitschrift INTERVENTION,
Torsten Niechoj, in European Journal of Economics and Economic Policies: Intervention (2007)

Book review: J.E. King, Advanced Introduction to Post Keynesian Economics (, Cheltenham, UK and Northampton, MA, USA 2015) 139 pages R.G. Holcombe, Advanced Introduction to the Austrian School of Economics (, Cheltenham, UK and Northampton, MA, USA 2014) 126 pages,
Torsten Niechoj, in European Journal of Economics and Economic Policies: Intervention (2015)

Book Review: Mitchell, William (2015): Eurozone Dystopia: Groupthink and Denial on a Grand Scale, Cheltenham, UK and Northampton, MA, USA (512 pages, Edward Elgar, hardcover, ISBN 978-1-78471-665-3, £99; softcover, ISBN 978-1-78471-667-7, £32),
Torsten Niechoj, in European Journal of Economics and Economic Policies: Intervention (2017)

How Large Are the Effects from Temporary Changes in Family Environment: Evidence from a Child-Evacuation Program during World War II,
Torsten Santavirta, in American Economic Journal: Applied Economics (2012)

The Contribution of Mothers’ Employment on Their Family's Chances of Ending Welfare Benefit Receipt in Germany. Analysis of a Two-Stage Process,
Torsten Lietzmann, in Sociological Research Online (2017)
Keywords: Poverty; Welfare Benefit Receipt; Reconciliation of Work and Family; Employment; Single Mothers; Event History Analysis

Union Solidarity International,
Torsten Geelan, in Transfer: European Review of Labour and Research (2013)

Finanzreformen in der Bundesrepublik Deutschland. Analyse der Veränderungen der Finanzverfassung von 1949 bis 1989,
Torsten Schmidt, from Duncker & Humblot GmbH, Berlin (2015)
Keywords: Bundesstaat, Finanzausgleich, Föderalismus

Responses of trade union confederations to the youth employment crisis,
Torsten Geelan, in Transfer: European Review of Labour and Research (2013)
Keywords: Trade union confederations; young workers’ representation; infrastructural resources; network embeddedness; communicative power; communicative action

Tagungsband zum Doctoral Consortium der WI 2013,
Torsten Eymann, from University of Bayreuth, Chair of Information Systems Management (2013)

Anwendungsgebiete und Förderungsmöglichkeiten von Informations- und Kommunikationstechnologien in Entwicklungsländern,
Torsten Amelung, in EconStor Open Access Articles and Book Chapters (2001)
Keywords: Digitalisierung, Wirtschaftliche Zusammenarbeit, Digital Divide, Leap-frogging

The Determinants of Protection in Developing Countries: An Extended Interest-Group Approach,
Torsten Amelung, in EconStor Open Access Articles and Book Chapters (1989)
Keywords: Import restrictions, Political economy of trade, Organizational capability of interest groups

Die Rolle von Gaskraftwerken nach der Energiewende - Brückentechnologie oder Stützpfeiler der Stromversorgung?,
Torsten Amelung, in EconStor Open Access Articles and Book Chapters (2011)
Keywords: Energiewende, Kapazitätsmärkte, Regelenergiemärkte, Investitionen in Reservekapazitäten

Sustainable Development A Challenge for the World Economy,
Torsten Amelung, in EconStor Open Access Articles and Book Chapters (1992)

Conserving the Tropical Rain Forest: A Critical Analysis of the Alternative Economic Policies,
Torsten Amelung, from ZBW - Leibniz Information Centre for Economics (1990)
Keywords: Deforestation, Climate Policies, International Co-operation

Competition in the German Electricity Retail Business: Innovation and Growth Strategies,
Torsten Amelung, from ZBW - Leibniz Information Centre for Economics (2020)
Keywords: short term competition, second-mover-advantage, product versioning, diversification, distributed energy solutions, brand strategy, digitalization, affiliate marketing

The Impact of Distributed Solar Power Generation on the Demand and the Use of Electricity in Households,
Torsten Amelung, from ZBW - Leibniz Information Centre for Economics (2021)
Keywords: Prosumers, Distributed Energy, Behavior of Housholds

Institutionelle Aspekte der Regionalisierung von Wirtschafts- und Strukturpolitik,
Torsten Wegener, from Friedrich-Alexander University Erlangen-Nuremberg, Chair of Labour and Regional Economics (2000)
Keywords: Regionalpolitik, Institutionen, Regionalisierung

Determinants of German Foreign Direct Investment in Latin American and Asian Emerging Markets in the 1990s,
Torsten Wezel, from Deutsche Bundesbank (2003)
Keywords: foreign direct investment, emerging markets, country risk, panel data analysis

Does co-financing by multilateral development banks increase "risky" direct investment in emerging markets?,
Torsten Wezel, from Deutsche Bundesbank (2004)
Keywords: foreign direct investment, banks, emerging markets, multilateral development banks, program evaluation, propensity score matching

Foreign Bank Entry into Emerging Economies: An Empirical Assessment of the Determinants and Risks Predicated on German FDI Data,
Torsten Wezel, from Deutsche Bundesbank (2004)
Keywords: foreign direct investment, banks, emerging markets, macroeconomic risk

Institutional arrangements for municipal solid waste combustion projects,
Torsten Kleiss, from Bauhaus-Universität Weimar, Faculty of Civil Engineering, Chair of Construction Economics (2008)
Keywords: Arrangements, Institutionelle, Siedlungsabfallverbrennungsanlage, arrangements, combustion, institutional, municipal, waste

Äquivalenzinteresse im Erfinderrecht,
Torsten Hotop, from European Institute for Knowledge & Value Management (EIKV), Luxembourg (2016)

Testing the diffusion coefficient,
Torsten Kleinow, from Humboldt University of Berlin, Interdisciplinary Research Project 373: Quantification and Simulation of Economic Processes (2002)
Keywords: Diffusion, Continuous-time financial models, Nonparametric methods, Kernel smoothing, Goodness of fit test, spot rate models, interest rate, stock market index, Empirical Likelihood

Erzählungen zwischen Schöpfung und Erschöpfung: Literarische Fiktionen (un-)kreativer Arbeit im Postfordismus,
Torsten Erdbrügger, from Hans-Böckler-Stiftung, Düsseldorf (2023)
Keywords: Kreativwirtschaft, Postfordismus, Arbeit, Entgrenzung, Kreativität

Die Theorie der Firma als Ungleichgewichtstheorie: Warum die Theorie der Firma eine evolutorische Theorie ist,
Torsten Frohwein, from University of Stuttgart, Institute of Business Administration, Department I - Institute of Research & Development and Innovation Management (2014)
Keywords: Theorie der Firma, Nutzwert, Tauschwert, Wertgenerierung, Wertaneignung, Entrepreneur, evolutorische Theorie

Grundlagen der Theorie der Firma: Methodologie der Firma,
Torsten Frohwein, from University of Stuttgart, Institute of Business Administration, Department I - Institute of Research & Development and Innovation Management (2014)
Keywords: Theorie, Firma

Nachhaltigkeitsethik in Unternehmen: Notwendigkeit, betriebswirtschaftliche Neoklassikkritik, Ansatz und Entwicklungschancen aus Sicht der nachhaltigen Ökonomie,
Torsten Graap, from Technische Hochschule Ingolstadt (THI) (2015)

Die Legitimation staatlicher Aktivität durch vertragstheoretische Argumente: Anmerkungen zur Kritik an der Theorie des Gesellschaftsvertrages,
Torsten Steinrücken, from Ilmenau University of Technology, Institute of Economics (2003)

Der Markt für politische Zitronen,
Torsten Steinrücken, from Ilmenau University of Technology, Institute of Economics (2001)

Funktioniert fairer Handel? Ökonomische Überlegungen zum alternativen Handel mit Kaffee,
Torsten Steinrücken, from Ilmenau University of Technology, Institute of Economics (2003)
Keywords: Fair Trade, Coffee Market

Wirtschaftspolitik für offene Kommunikationssysteme: eine ökonomische Analyse am Beispiel des Internet,
Torsten Steinrücken, from Ilmenau University of Technology, Institute of Economics (1999)

Indikatorensysteme nachhaltiger Entwicklung im Spiegel der Forschungspraxis: Konzepte und Indikatoren aus der deutschen Nachhaltigkeitsdiskussion,
Torsten Masson, from Helmholtz Centre for Environmental Research (UFZ), Division of Social Sciences (ÖKUS) (2011)

Debt-for-nature swaps als Instrument zum Umweltschutz und zur Entschuldung der Dritten Welt: Zwei Fliegen mit einer Klappe?,
Torsten Amelung, from Kiel Institute for the World Economy (IfW Kiel) (1991)

The political economy of import substitution and subsequent trade liberalization: The case of Turkey,
Torsten Amelung, from Kiel Institute for the World Economy (IfW Kiel) (1988)

The impact of steel protection in industrialized countries on Brazil's export capacity,
Torsten Amelung, from Kiel Institute for the World Economy (IfW Kiel) (1988)

Economic regions in Asia Pacific: An exercise in regional delimitation,
Torsten Amelung, from Kiel Institute for the World Economy (IfW Kiel) (1990)

Zum monetären Teilmodell im ökonometrischen Vierteljahresmodell für die Bundesrepublik Deutschland des Instituts für Weltwirtschaft,
Torsten Tewes, from Kiel Institute for the World Economy (IfW Kiel) (1983)