Search Results

Interdependences of Products in Market Baskets: Comparing the Conditional Restricted Boltzmann Machine to the Multivariate Logit Model,
Hruschka Harald, in Review of Marketing Science (2021)
Keywords: machine learning, market basket analysis, multivariate logit model, restricted Boltzmann machine

Relevance of Functional Flexibility for Heterogeneous Sales Response Models - A Comparision of Parametric and Seminoparametric Models,
Harald Hruschka, from University of Regensburg, Department of Economics (2004)
Keywords: Marketing; Absatzreaktion ; Hierarchische Bayesche Modellierung ; Mehrschichtperzeptron ; Neuronale Netzwerke ; Marketing; Sales Response ; Hierarchical Bayes ; Multilayer Perceptron ; Neural Networks ; Marketing

Linking Multi-Category Purchases to Latent Activities of Shoppers: Analysing Market Baskets by Topic Models,
Harald Hruschka, from University of Regensburg, Department of Economics (2014)
Keywords: multi-category buying behavior; market basket analysis; topic models

Hidden Variable Models for Market Basket Data. Statistical Performance and Managerial Implications,
Harald Hruschka, from University of Regensburg, Department of Economics (2016)
Keywords: Marketing; Market Basket Analysis; Factor Analysis; Topic Models; Restricted Boltzmann Machine; Deep Belief Net

Multi-category purchase incidences with marketing cross effects,
Harald Hruschka, in Review of Managerial Science (2017)
Keywords: Retailing, Marketing, Cross effects, Multi-category purchases, Multivariate probit

Comparing unsupervised probabilistic machine learning methods for market basket analysis,
Harald Hruschka, in Review of Managerial Science (2021)
Keywords: Machine learning, Market basket analysis, Factor analysis, Topic models, Restricted Boltzmann machine, Deep learning

Analyzing joint brand purchases by conditional restricted Boltzmann machines,
Harald Hruschka, in Review of Managerial Science (2022)
Keywords: Marketing, Retailing, Market basket analysis, machine Learning, Restricted Boltzmann machine, Multivariate logit model

Analyzing the dependences of multi-category purchases on interactions of marketing variables,
Harald Hruschka, in Journal of Business Economics (2017)
Keywords: Marketing, Retailing, Multi-category buying behavior, Interaction effects

Erratum to: Analyzing the dependences of multi-category purchases on interactions of marketing variables,
Harald Hruschka, in Journal of Business Economics (2017)

Endogeneity of marketing variables in multicategory choice models,
Harald Hruschka, in Journal of Business Economics (2024)
Keywords: Marketing, Retailing, Multicategory choice, Market basket analysis, Endogeneity

Relevance of dynamic variables in multicategory choice models,
Harald Hruschka, in OR Spectrum: Quantitative Approaches in Management (2024)
Keywords: Multicategory choice, Market basket analysis, Multivariate logit model, Purchase history

Neural Nets and Genetic Algorithms in Marketing,
Harald Hruschka, from Springer (2008)
Keywords: Linear Discriminant Analysis, Hide Unit, Output Unit, Beam Search, Customer Lifetime Value

Using Artificial Neural Nets for Flexible Aggregate Market Response Modeling,
Harald Hruschka, from Springer (2012)
Keywords: Market Response Models, Flexible Models, Artificial Neural Nets

Allocation of catalogs to collective customers based on semiparametric response models,
Bernhard Baumgartner and Harald Hruschka, in European Journal of Operational Research (2005)

Comparing performance of feedforward neural nets and K-means for cluster-based market segmentation,
Harald Hruschka and Martin Natter, in European Journal of Operational Research (1999)

Investigating the effects of mailing variables and endogeneity on mailing decisions,
Nadine Schröder and Harald Hruschka, in European Journal of Operational Research (2016)
Keywords: (D) OR in marketing; Specification of mailings; Mixture of Dirichlet Processes; Endogeneity; Dynamic optimization;

A Probabilistic One-Step Approach to the Optimal Product Line Design Problem Using Conjoint and Cost Data,
Winfried Steiner and Harald Hruschka, from Berkeley Electronic Press (2002)

A Model of Heterogeneous Multicategory Choice for Market Basket Analysis,
Dippold Katrin and Hruschka Harald, in Review of Marketing Science (2013)
Keywords: finite mixture model, market basket analysis, variable selection, multivariate logistic regression, pseudo-likelihood estimation

Variable Selection for Market Basket Analysis,
Katrin Dippold and Harald Hruschka, from University of Regensburg, Department of Economics (2010)
Keywords: Market basket analysis; cross category effects; variable selection; multivariate logit model; pseudo likelihood estimation

A Model of Heterogeneous Multicategory Choice for Market Basket Analysis,
Katrin Dippold and Harald Hruschka, from University of Regensburg, Department of Economics (2011)
Keywords: Marketing; market basket analysis; finite mixture model; variable selection; multivariate logistic regression; pseudo likelihood estimation; maximum likelihood approximation; multicategory purchase incidence models

Resource Allocation Heuristics for Unknown Sales Response Functions with Additive Disturbances,
Daniel Gahler and Harald Hruschka, from University of Regensburg, Department of Economics (2016)
Keywords: Marketing Resource Allocation; Exploration-Exploitation Algorithm; Monte Carlo Simulation; Optimization

Heuristic pricing rules not requiring knowledge of the price response function,
Daniel Gahler and Harald Hruschka, in Review of Managerial Science (2023)
Keywords: Marketing, Pricing, Heuristics, Market response

Variable selection for market basket analysis,
Katrin Dippold and Harald Hruschka, in Computational Statistics (2013)
Keywords: Market basket analysis, Cross category effects, Variable selection, Multivariate logit model, Pseudo likelihood estimation,

Ein Discrete Choice-Modell zur Erklärung von Markentreue auf Grundlage von Theorien des Lernens und der wahrgenommenen Unsicherheit,
Bernhard Baumgartner and Harald Hruschka, in Schmalenbach Journal of Business Research (2002)
Keywords: M31, C35

Editorial,
Harald Hruschka and Thomas Reutterer, in Journal of Business Economics (2017)

Analyzing browsing across websites by machine learning methods,
Andreas Falke and Harald Hruschka, in Journal of Business Economics (2022)
Keywords: Online marketing, Web browsing, Machine learning, Topic models, Restricted Boltzmann machine

Resource allocation procedures for unknown sales response functions with additive disturbances,
Daniel Gahler and Harald Hruschka, in Journal of Business Economics (2022)
Keywords: Marketing resource allocation, Exploration–exploitation algorithm, Monte Carlo simulation, Optimization

Setting prices in mixed logit model designs,
Andreas Falke and Harald Hruschka, in Marketing Letters (2017)
Keywords: Semi-Bayesian mixed logit design, Heterogeneity, Estimation accuracy, D-optimality

A Monte Carlo study of design-generating algorithms for the latent class mixed logit model,
Andreas Falke and Harald Hruschka, in OR Spectrum: Quantitative Approaches in Management (2017)
Keywords: Latent class mixed logit model, Economics, Heterogeneity, Estimation accuracy, D-optimality

A Monte Carlo Study of Design Procedures for the Semi-parametric Mixed Logit Model,
Falke Andreas and Hruschka Harald, in Review of Marketing Science (2016)
Keywords: semi-parametric semi-Bayesian mixed logit design, heterogeneity, estimation accuracy, multinomial logit design, D-optimality, entropy

Nonlinear Effects in Brand Choice Models: Comparing Heterogeneous Latent Class To Homogeneous Nonlinear Models,
Marion Schindler, Bernhard Baumgartner and Harald Hruschka, in Schmalenbach Business Review (sbr) (2007)
Keywords: Brand Choice; Latent Class Models; Nonlinear Effects

An empirical comparison of the validity of a neural net based multinomial logit choice model to alternative model specifications,
Harald Hruschka, Werner Fettes and Markus Probst, in European Journal of Operational Research (2004)

Market segmentation by maximum likelihood clustering using choice elasticities,
Harald Hruschka, Werner Fettes and Markus Probst, in European Journal of Operational Research (2004)

Die Bewährung von Ankerpreismodellen bei der Erklärung der Markenwahl,
Harald Hruschka, Werner Fettes and Markus Probst, in Schmalenbach Journal of Business Research (2002)
Keywords: M31, C25, C45

Produktliniengestaltung mit Genetischen Algorithmen,
Winfried J. Steiner and Harald Hruschka, in Schmalenbach Journal of Business Research (2002)
Keywords: C61, M3

Analyzing the Browsing Basket: A Latent Interests-Based Segmentation Tool,
Nadine Schröder, Andreas Falke, Harald Hruschka and Thomas Reutterer, in Journal of Interactive Marketing (2019)
Keywords: Topic models; Latent Dirichlet allocation; Internet usage behavior; Behavioral segmentation;

Konnexionistische Kaufakt- und Markenwahlmodelle,
Jörg Peter Heimel, Harald Hruschka, Martin Natter and Alfred Taudes, in Schmalenbach Journal of Business Research (1998)

Advanced data analysis techniques with marketing applications,
Friederike Paetz, Winfried J. Steiner and Harald Hruschka, in Journal of Business Economics (2022)

Correction to: Advanced data analysis techniques with marketing applications,
Friederike Paetz, Winfried J. Steiner and Harald Hruschka, in Journal of Business Economics (2022)

The Greatest Happiness Principle and Other Early German Anticipations of Utilitarian Theory*,
Joachim Hruschka, in Utilitas (1991)

Storage and Shelf Life of Packaged Kale,
Howard W. Hruschka, from United States Department of Agriculture, Agricultural Marketing Service, Transportation and Marketing Program (1971)
Keywords: Crop Production/Industries, Marketing, Research and Development/Tech Change/Emerging Technologies

Storage and Shelf Life of Packaged Green Onions,
Howard W. Hruschka, from United States Department of Agriculture, Agricultural Marketing Service, Transportation and Marketing Program (1974)
Keywords: Crop Production/Industries, Marketing, Research and Development/Tech Change/Emerging Technologies

Storage and Shelf Life of Packaged Leeks,
Howard W. Hruschka, from United States Department of Agriculture, Agricultural Marketing Service, Transportation and Marketing Program (1978)
Keywords: Crop Production/Industries, Marketing, Research and Development/Tech Change/Emerging Technologies

Storage and Shelf Life of Packaged Rhubarb,
Howard W. Hruschka, from United States Department of Agriculture, Agricultural Marketing Service, Transportation and Marketing Program (1967)
Keywords: Crop Production/Industries, Marketing, Research and Development/Tech Change/Emerging Technologies, Research Methods/ Statistical Methods

Postharvest Weight Loss and Shrivel in Five Fruits and Five Vegetables,
Howard W. Hruschka, from United States Department of Agriculture, Agricultural Marketing Service, Transportation and Marketing Program (1977)
Keywords: Crop Production/Industries, Marketing, Research and Development/Tech Change/Emerging Technologies, Research Methods/ Statistical Methods

Educational & income disparities among ethnic minorities of China,
Thomas Chia and Daniel Hruschka, in International Journal of Educational Development (2023)
Keywords: Education; Ethnic disparities; Income; Urban-rural divide; China;

Storage and Shelf Life of Packaged Watercress, Parsley, and Mint,
Howard W. Hruschka and Chien Yi Wang, from United States Department of Agriculture, Agricultural Marketing Service, Transportation and Marketing Program (1979)
Keywords: Crop Production/Industries, Livestock Production/Industries, Research and Development/Tech Change/Emerging Technologies

Factors Affecting the Storage Life of Bartlett, Magness, and Moonglow Pears,
Smith, W. L., and Howard W. Hruschka, from United States Department of Agriculture, Agricultural Marketing Service, Transportation and Marketing Program (1978)
Keywords: Crop Production/Industries, Marketing, Research and Development/Tech Change/Emerging Technologies

Storage and Shelf Life of Packaged Blueberries,
H. W. Hruschka and L. J. Kushman, from United States Department of Agriculture, Agricultural Marketing Service, Transportation and Marketing Program (1963)
Keywords: Crop Production/Industries, Marketing, Research and Development/Tech Change/Emerging Technologies

Quality Maintenance in Polyethylene-Packaged Broccoli,
Chien Yi Wang and Howard W. Hruschka, from United States Department of Agriculture, Agricultural Marketing Service, Transportation and Marketing Program (1977)
Keywords: Crop Production/Industries, Marketing, Research and Development/Tech Change/Emerging Technologies

Institutions, Parasites and the Persistence of In-group Preferences,
Daniel J Hruschka and Joseph Henrich, in PLOS ONE (2013)

Absolute wealth and world region strongly predict overweight among women (ages 18–49) in 360 populations across 36 developing countries,
Daniel J. Hruschka and Alexandra A. Brewis, in Economics & Human Biology (2013)
Keywords: Overweight; Obesity; Global; Wealth; Gross domestic product per capita; BMI;

Different forms of household wealth are associated with opposing risks for HIV infection in East Africa,
Craig Hadley, Amanda Maxfield and Daniel Hruschka, in World Development (2019)
Keywords: HIV; Livelihoods; Social determinants of health; Wealth; Africa;

An Agricultural Wealth Index for Multidimensional Wealth Assessments,
Joseph Hackman, Daniel Hruschka and Mariya Vizireanu, in Population and Development Review (2021)

Disruption of STAT3 signalling promotes KRAS-induced lung tumorigenesis,
Beatrice Grabner, Daniel Schramek, Kristina M. Mueller, Herwig P. Moll, Jasmin Svinka, Thomas Hoffmann, Eva Bauer, Leander Blaas, Natascha Hruschka, Katalin Zboray, Patricia Stiedl, Harini Nivarthi, Edith Bogner, Wolfgang Gruber, Thomas Mohr, Ralf Harun Zwick, Lukas Kenner, Valeria Poli, Fritz Aberger, Dagmar Stoiber, Gerda Egger, Harald Esterbauer, Johannes Zuber, Richard Moriggl, Robert Eferl, Balázs Győrffy, Josef M. Penninger, Helmut Popper and Emilio Casanova, in Nature Communications (2015)

Bayesian Feature Selection for Clustering Problems,
Eduardo R. Hruschka, Estevam R. Hruschka, Thiago F. Covões and Nelson F. F. Ebecken, in Journal of Information & Knowledge Management (JIKM) (2006)
Keywords: Feature selection, clustering, Naïve Bayes, Bayesian networks

Protection of Chipping Potatoes from Low Temperatures During Transportation by Truck,
H. W. Hruschka, J. C. Hansen and H. Findlen, from United States Department of Agriculture, Agricultural Marketing Service, Transportation and Marketing Program (1960)
Keywords: Crop Production/Industries, Marketing, Research and Development/Tech Change/Emerging Technologies

An Agricultural Wealth Index for Multidimensional Wealth Assessments,
Joseph V. Hackman, Daniel Hruschka and Mariya Vizireanu, from Center for Open Science (2020)

Material wealth in 3D: Mapping multiple paths to prosperity in low- and middle- income countries,
Daniel J Hruschka, Craig Hadley and Joseph Hackman, in PLOS ONE (2017)

Identifying the limits to socioeconomic influences on human growth,
Daniel J. Hruschka, Joseph V. Hackman and Gert Stulp, in Economics & Human Biology (2019)
Keywords: Body mass index; Height; Anthropometrics; Physical growth; Socioeconomic;

Vulnerability to fat-stigma in women's everyday relationships,
Alexandra A. Brewis, Daniel J. Hruschka and Amber Wutich, in Social Science & Medicine (2011)
Keywords: USA Obesity Overweight Culture Norms Stigma Social networks Relationships Weight discrimination Suffering Women

Shared norms and their explanation for the social clustering of obesity,
D.J. Hruschka, A.A. Brewis, A. Wutich and B. Morin, in American Journal of Public Health (2011)

Hruschka etal. Respond,
D.J. Hruschka, A.A. Brewis, A. Wutich and B. Morin, in American Journal of Public Health (2012)

Worldwide fertility declines do not rely on stopping at ideal parities,
Daniel J. Hruschka, Rebecca Sear, Joseph Hackman and Alexandria Drake, in Population Studies (2019)

Bridging the Literature Gap: A Framework for Assessing Actor Participation in Participatory Guarantee Systems (PGS),
Sonja Kaufmann, Nikolaus Hruschka and Christian R. Vogl, in Sustainability (2020)
Keywords: participatory guarantee systems; PGS; participation; organic certification; framework; organic agriculture

Alternative Food Networks in Latin America—exploring PGS (Participatory Guarantee Systems) markets and their consumers: a cross-country comparison,
Sonja Kaufmann, Nikolaus Hruschka, Luis Vildozo and Christian R. Vogl, in Agriculture and Human Values (2023)
Keywords: Alternative Food Networks, Participatory Guarantee Systems, Farmers’ market, Consumers, Organic certification, Latin America

Do technological booms matter? New evidence on the relationship between firm size and innovativeness,
Harald Degner, in Cliometrica, Journal of Historical Economics and Econometric History (2011)
Keywords: Innovation, Firm Size, Technology, Patents

How did Keynes Conceive of Entrepreneurs' Motivation? Notes on Patinkin's Hypothesis,
Harald Dickson, in History of Political Economy (1983)
Keywords: John Maynard Keynes, entrepreneur, Don Patinkin

Employment Relations and the Boundaries of the Firm,
Harald Wiese, in Homo Oeconomicus (2005)

Banquiers privés et industrie allemande de 1900 à 1933,
Harald Wixforth, in Histoire, économie & société (1994)

Les banques et l'effondrement du Mark: la situation du système bancaire en Allemagne de 1918 à 1923,
Harald Wixforth, in Histoire, économie & société (1996)

Mal wieder die Produktionsverhältnisse ändern,
Harald Welzer, in WSI-Mitteilungen (2014)

Praxis, Wert, Friede. Einige Argumente zu den pragmatischen Grundlagen der Unternehmensethik – Fuer Horst Steinmann zum 75. Geburtstag (Praxis, Value, Peace. Some Arguments Concerning the Pragmatic Basis of Business Ethics. Dedicated to Horst Steinmann on the Occasion of his 75th Birthday),
Harald Wohlrapp, in Zeitschrift für Wirtschafts- und Unternehmensethik - Journal for Business, Economics & Ethics (2009)
Keywords: Argumentation, Action, Theory, Corporate Social Responsibility, Consensus

MEASURING THE POWER OF PARTIES WITHIN GOVERNMENT COALITIONS,
Harald Wiese, in International Game Theory Review (IGTR) (2007)
Keywords: Power, government coalition, outside option, Aumann-Drèze value, Shapley value, null-player axiom, JEL Classification: C71, JEL Classification: H1

UNIONS AND UNEMPLOYMENT BENEFITS: SOME INSIGHTS FROM A SIMPLE THREE-PLAYER EXAMPLE,
Harald Wiese, in International Game Theory Review (IGTR) (2011)
Keywords: Aumann-Drèze value, Owen value, Shapley value, outside option, unionization, unemployment benefits, C71, J51

Kyoto Protocol: Some Norwegian Views on its Implementation,
Harald Dovland, in Energy & Environment (1999)

Realising Future Internet Potentials for Food Chain SMEs: A Hierarchy of Needs,
Harald Sundmaeker, in International Journal on Food System Dynamics (2014)
Keywords: Agribusiness, Industrial Organization, Research and Development/Tech Change/Emerging Technologies

Business Collaboration in Food Networks: Incremental Solution Development,
Harald Sundmaeker, in International Journal on Food System Dynamics (2014)
Keywords: Agribusiness, Food Consumption/Nutrition/Food Safety

Quantum theory and consciousness: an overview with selected examples,
Harald Atmanspacher, in Discrete Dynamics in Nature and Society (2004)

Integration der Markte und wettbewerbspolitischer Handlungsbedarf,
Harald Grossmann, from Hamburg Institute of International Economics (1998)
Keywords: International Relations/Trade

Business Collaboration in Food Networks: Incremental Solution Development,
Harald Sundmaeker, from International European Forum on System Dynamics and Innovation in Food Networks (2014)
Keywords: Agribusiness

Die wirtschaftlichen Verhältnisse des Obstbaues in der Holsteiner Elbmarsch,
Harald Heiber, in German Journal of Agricultural Economics (1956)
Keywords: Crop Production/Industries, Marketing

Die Wirtschaftlichkeit der Bullenmast,
Harald Kunert, in German Journal of Agricultural Economics (1957)
Keywords: Productivity Analysis, Livestock Production/Industries

Proactive Customers Integration as Drivers of an Integrated Food Chain,
Harald Sundmaeker, from European Association of Agricultural Economists (2008)
Keywords: Agribusiness, Agricultural and Food Policy, Farm Management, Food Consumption/Nutrition/Food Safety, Industrial Organization

Accelerating System Development for the Food Chain: a Portfolio of over 30 Projects, Aiming at Impact and Growth,
Harald Sundmaeker, from International European Forum on System Dynamics and Innovation in Food Networks (2016)
Keywords: Agribusiness, Research and Development/Tech Change/Emerging Technologies

Conciencia (post-) moderna de la crisis: reflexiones acerca de posibles soluciones a la catástrofe,
Harald Holz, in Apuntes. Revista de ciencias sociales (1999)

Approximations to the reliability of phased missions,
Harald Ziehms, in Naval Research Logistics Quarterly (1978)

Gustav N. Kristensen: Born into a Dream: Academic reforms in the Baltic Countries,
Harald Koht, in Současná Evropa (2011)

Identity, Instrumental Self-Interest and Institutional Evaluations,
Harald Schoen, in European Union Politics (2008)
Keywords: common defence and security policy; common foreign policy; European integration; public opinion; responsiveness

Barrieren gegen eine flexible Arbeitszeitgestaltung,
Harald Bielenski, in Mitteilungen aus der Arbeitsmarkt- und Berufsforschung (1979)
Keywords: Frankreich ; Großbritannien ; Irland ; Arbeitszeitflexibilität