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A new DEA approach to fully rank DMUs with an application to MBA programs Early View

  • Journal: International Transactions in Operational Research
  • Authors: Melike Kübra Ekiz, Ceren Tuncer Şakar
  • Published Date: Feb 06, 2019

Abstract Data envelopment analysis (DEA) can be used to evaluate the efficiencies of decision‐making units (DMUs) in various areas like education, healthcare, and energy. Several DEA methods are...

Allocating revenues in a Smart TV ecosystem Early View

  • Journal: International Transactions in Operational Research
  • Authors: Francisco Lopez‐Navarrete, Joaquin Sanchez‐Soriano, Oscar M. Bonastre
  • Published Date: Feb 06, 2019

Abstract This paper deals with the problem of allocating the revenues generated by subscription fees, advertising, and pay‐per‐view in a Smart TV (STV) ecosystem between the provider of the Internet...

A cubic quality loss function and its applications Early View

  • Journal: Quality and Reliability Engineering International
  • Authors: Shuangshuang Li, Xintian Liu, Yansong Wang, Xiaolan Wang
  • Published Date: Feb 06, 2019

Abstract The traditional quality evaluation method believed that when the product quality characteristic was within the specification limit, no loss was produced. Taguchi proposed that even if the...

Monitoring of user‐generated reviews via a sequential reverse joint sentiment‐topic model Early View

  • Journal: Quality and Reliability Engineering International
  • Authors: Qiao Liang, Kaibo Wang
  • Published Date: Feb 06, 2019

Abstract User‐generated reviews can serve as an efficient tool for evaluating the customer‐perceived quality of online products and services. This article proposes a joint control chart for monitoring...

Semiparametric Detection of Changes in Long Range Dependence Early View

  • Journal: Journal of Time Series Analysis
  • Authors: Fabrizio Iacone, Štěpána Lazarová
  • Published Date: Feb 05, 2019

We consider changes in the degree of persistence of a process when the degree of persistence is characterized as the order of integration of a strongly dependent process. To avoid the risk of...

Testing random effects in linear mixed‐effects models with serially correlated errors Early View

  • Journal: Biometrical Journal
  • Authors: Reza Drikvandi, Sajad Noorian
  • Published Date: Feb 05, 2019

Abstract In linear mixed‐effects models, random effects are used to capture the heterogeneity and variability between individuals due to unmeasured covariates or unknown biological differences....

Dissimilarity measure for ranking data via mixture of copulae Early View

  • Journal: Statistical Analysis and Data Mining: The ASA Data Science Journal
  • Authors: Andrea Bonanomi, Marta Nai Ruscone, Silvia A. Osmetti
  • Published Date: Feb 04, 2019

We define a new distance measure for ranking data using a mixture of copula functions. Our distance measure evaluates the dissimilarity of subjects' ranking preferences to segment them via...

Markov Switching Oil Price Uncertainty Early View

  • Journal: Oxford Bulletin of Economics and Statistics
  • Authors: Apostolos Serletis, Libo Xu
  • Published Date: Feb 04, 2019

Abstract We investigate whether the United States economy responds negatively to oil price uncertainty and whether oil price shocks exert asymmetric effects on economic activity. In doing so, we relax...

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