Positions

Research Areas research areas

Overview

  • Tevfik Aktekin is a Professor in the Department of Decision Sciences at the Paul College of Business and Economics at the University of New Hampshire. He earned his Ph.D. in Decision Sciences (with a minor in Operations Research/Statistics) from the George Washington University. His main research interests include Bayesian state space models of count data and Bayesian inference in stochastic systems (with focus on queuing systems). His research has appeared in journals such as the Annals of Applied Statistics, Bayesian Analysis, Statistics in Medicine, Journal of the Royal Statistical Society (Series A), European Journal of Operational Research, and Naval Research Logistics.

    • Selected Publications

    Academic Article

    Year Title
    2022 SEQUENTIAL MODELING, MONITORING, AND FORECASTING OF STREAMING WEB TRAFFIC DATA.  Annals of Applied Statistics.  16:300-325. 2022
    2021 Decision making under uncertain and dependent system rates in service systems.  European Journal of Operational Research.  291:335-348. 2021
    2020 A family of multivariate non-gaussian time series models.  Journal of Time Series Analysis.  41:691-721. 2020
    2020 Out with the old: A Bayesian approach to estimating product modification rates.  Journal of Business Research.  118:141-149. 2020
    2018 Sequential Bayesian Analysis of Multivariate Count Data.  Bayesian Analysis.  13:385-409. 2018
    2018 Entrepreneurial firms and financial attractiveness for securing debt capital: a Bayesian analysis.  Venture Capital: an international journal of entrepreneurial finance.  20:27-50. 2018
    2017 How often should a firm modify its products? A Bayesian analysis of automobile modification cycles.  Marketing Letters.  28:85-97. 2017
    2016 Stochastic call center staffing with uncertain arrival, service and abandonment rates: A Bayesian perspective.  Naval Research Logistics.  63:460-478. 2016
    2015 Brand Extension Effects and Core Attributes of Experience Product Franchises: A Bayesian Approach.  Journal of Product Innovation Management.  32:731-746. 2015
    2015 Analysis of income inequality measures on human immunodeficiency virus mortality: a spatiotemporal Bayesian perspective.  Journal of the Royal Statistical Society Series A: Statistics in Society.  178:383-403. 2015
    2014 Call center service process analysis: Bayesian parametric and semi-parametric mixture modeling.  European Journal of Operational Research.  234:709-719. 2014
    2014 Bayesian analysis of abandonment in call center operations.  Applied Stochastic Models in Business and Industry.  30:141-156. 2014
    2013 ASSESSMENT OF MORTGAGE DEFAULT RISK VIA BAYESIAN STATE SPACE MODELS.  Annals of Applied Statistics.  7:1450-1473. 2013
    2013 Imperfect debugging in software reliability: A Bayesian approach.  European Journal of Operational Research.  227:112-121. 2013
    2013 Bayesian spatial modeling of HIV mortality via zero-inflated Poisson models..  Statistics in Medicine.  32:267-281. 2013
    2012 Bayesian analysis of queues with impatient customers: Applications to call centers.  Naval Research Logistics.  59:441-456. 2012
    2011 Call Center Arrival Modeling: A Bayesian State-Space Approach.  Naval Research Logistics.  58:28-42. 2011
    A Family of Multivariate Non-Gaussian Time Series Models.  Journal of Time Series Analysis. 
    The Timing of Initial External Financing for Entrepreneurial Ventures.  Entrepreneurship Research Journal. 

    Article

    Year Title
    2023 Zero-Inflated Poisson State Space Models 2023
    2022 State Space Analysis of Non-Gaussian Time Series Models 2022
    2019 Staffing in Service Systems with Dependent and Uncertain Rates 2019
    2019 Bayesian Analysis of Multivariate Dynamic Transformed Exponential Family Models 2019
    2019 A Bayesian Family of Multivariate Non-Gaussian State Space Models 2019
    2018 Bayesian analysis of a general class of dynamic multivariate non-Gaussian family of models 2018
    2018 Sequential Bayesian Analysis of Multivariate Count Data 2018
    2017 Bayesian analysis of a general class of dynamic multivariate non-Gaussian family of models 2017
    2016 Bayesian Inference and Augmented Probability Simulation in Call Center Staffing 2016
    2016 A Generalized Exponential Family of Multivariate State Space Models and Particle Learning 2016
    2015 Bayesian State Space Modeling of Multivariate Poisson Time Series using Particle Filtering 2015
    2014 Call Center Staffing Optimization with Uncertainty in Arrival, Service and Abandonment Rates 2014
    2014 Bayesian State-Space Modeling of Poisson Processes 2014
    2013 Bayesian Imperfect Debugging in Software Reliability 2013
    2012 Bayesian Parametric and Semi-parametric Modeling of Call Center Abandonment 2012
    2012 Teaching Business Statistics: Best Wisdom and Biggest Challenges 2012
    2011 Bayesian State Space Modeling of Poisson Time Series 2011
    2011 Bayesian State Space Modeling of Mortgage Risk 2011
    2010 Bayesian Analysis of Mortgage Default Risk 2010
    2010 Bayesian State Space Approach to Mortgage Default Risk 2010
    2009 Bayesian Modeling of Queues in Call Centers 2009
    2009 Computational Issues in Bayesian Call Center Modeling 2009
    2009 Bayesian Inference of Abandonment Processes in Call Centers 2009
    2009 Bayesian Queue Modeling in Call Centers 2009
    2007 Bayesian Software Reliability 2007
    2007 Imperfect Debugging in Software Reliability: A Bayesian Perspective 2007

    Chapter

    Year Title
    2015 Bayesian Modeling of Time Series of Counts with Business Applications 2015

    Conference Paper

    Year Title
    2013 Short Life Cycle of an Experience Product's Long Life: A Bayesian Approach via Signaling Strategy 2013
    2013 Short Life Cycle of an Experience Product's Long Life: A Bayesian Approach via Signaling Strategy 2013
    2013 The Drivers of Product Modification Cycles: A Bayesian Approach 2013
    2013 ENTREPRENEURIAL FIRMS AND SIGNALING FOR CREDITWORTHINESS: A BAYESIAN MODELING APPROACH (SUMMARY).  Frontiers of Entrepreneurship Research. 3-3. 2013
    Entrepreneurial Firms and Signaling for Creditworthiness: A Bayesian Modeling Approach

    Teaching Activities

  • Business Statistics Taught course
  • Data Driven Decisions Taught course
  • Probability and Simulation Taught course
  • Probability and Simulation Taught course
  • Data Driven Decisions Taught course 2024
  • Probability and Simulation Taught course 2024
  • Business Statistics Taught course 2024
  • Time Series Analysis Taught course 2023
  • Data Driven Decisions Taught course 2022
  • Probability and Simulation Taught course 2022
  • Time Series Analysis Taught course 2022
  • Data Driven Decisions Taught course 2021
  • Probability and Simulation Taught course 2021
  • Data Driven Decisions Taught course 2021
  • Data Driven Decisions Taught course 2021
  • Business Statistics Taught course 2021
  • Time Series Analysis Taught course 2021
  • Data Driven Decisions Taught course 2020
  • Probability and Simulation Taught course 2020
  • Data Driven Decisions Taught course 2020
  • Data Driven Decisions Taught course 2020
  • Business Statistics Taught course 2020
  • Predictive Analytics Taught course 2020
  • Data Driven Decisions Taught course 2019
  • Data Driven Decisions Taught course 2019
  • Data Driven Decisions Taught course 2019
  • Business Statistics Taught course 2019
  • Data Driven Decisions Taught course 2019
  • Data Driven Decisions Taught course 2018
  • Data Driven Decisions Taught course 2018
  • Business Statistics Taught course 2018
  • Managerial Decision Making Taught course 2018
  • Managerial Decision Making Taught course 2017
  • Managerial Decision Making Taught course 2017
  • Business Statistics Taught course 2017
  • Business Statistics Taught course 2017
  • Managerial Decision Making Taught course 2016
  • Business Statistics Taught course 2016
  • Forecasting Analytics Taught course 2016
  • Managerial Decision Making Taught course 2016
  • Managerial Decision Making Taught course 2015
  • Forecasting Analytics Taught course 2015
  • Business Statistics Taught course 2015
  • Forecasting Analytics Taught course 2015
  • Managerial Decision Making Taught course 2015
  • Business Statistics Taught course 2014
  • Business Statistics Taught course 2014
  • Managerial Decision Making Taught course 2014

    • Education And Training

  • B.S. Mechanical Engineering, Yildiz Technical University
  • M.B.A. Management Decision Making, George Washington University
  • Ph.D. Decision Sciences, George Washington University

    • Full Name

  • Tevfik Aktekin