Keyword Index

A

  • Absolute Priority Method Combination of the Analytic Network Process Method and Multi-Objective Decision-Making in order to Predict and Reduce the Future Risks of Suppliers [Volume 8, Issue 2, 2018, Pages 111-134]
  • Airlines Evaluating Service Quality of Airlines using a Hybrid Fuzzy MADM Approach [Volume 8, Issue 2, 2018, Pages 135-164]
  • Air Services A Dynamic Game Theory Model for Analyzing Competition in the Oligopoly Markets [Volume 8, Issue 3, 2018, Pages 63-94]
  • Analytic Network Process Combination of the Analytic Network Process Method and Multi-Objective Decision-Making in order to Predict and Reduce the Future Risks of Suppliers [Volume 8, Issue 2, 2018, Pages 111-134]
  • ARCH Class Models Demand Management using Autoregressive-Time Series Modeling in Mobile Value-Added Services [Volume 8, Issue 2, 2018, Pages 9-30]
  • Assembly Flow Shops Algorithm for Assembly Flowshops [Volume 8, Issue 1, 2018, Pages 93-111]
  • Assessing the Readiness Assessing the Readiness of the University to Establish the Lean Higher Education (Case Study: University of Tehran) [Volume 8, Issue 3, 2018, Pages 95-114]

B

  • Bass Diffusion Theory Designing a Dynamic Model for New Product Development by Emphasizing on Bass Diffusion Theory [Volume 8, Issue 1, 2018, Pages 137-162]
  • Best-Worst Method A Hybrid Approach to Asses Contributing Factors in Supply Chain Competitiveness in Rubber Industry [Volume 8, Issue 4, 2018, Pages 185-212]
  • Bullwhip Effect Demand Management using Autoregressive-Time Series Modeling in Mobile Value-Added Services [Volume 8, Issue 2, 2018, Pages 9-30]
  • Business Portfolio Providing a Mathematical Model for Selecting Business Portfolio with a Value Chain Synergies Approach [Volume 8, Issue 1, 2018, Pages 63-91]
  • Business Process Improvement Analyzing Organizational Processes by using Process Mining Technique (The Case of Academic Staff's Grade Process of Persian Gulf University) [Volume 8, Issue 1, 2018, Pages 113-135]
  • Business Process Management Analyzing Organizational Processes by using Process Mining Technique (The Case of Academic Staff's Grade Process of Persian Gulf University) [Volume 8, Issue 1, 2018, Pages 113-135]

C

  • Capacity Development of Multi Objective Multi Period Closed-Loop Supply Chain Network Model Considering Uncertain Demand and Capacity [Volume 8, Issue 4, 2018, Pages 61-95]
  • Closed-Loop Supply Chain Development of Multi Objective Multi Period Closed-Loop Supply Chain Network Model Considering Uncertain Demand and Capacity [Volume 8, Issue 4, 2018, Pages 61-95]
  • Close Loop A Dynamic Game Theory Model for Analyzing Competition in the Oligopoly Markets [Volume 8, Issue 3, 2018, Pages 63-94]
  • Clustering Multi-Objective Problem of Services Assignment to Bank Clustered Customers [Volume 8, Issue 2, 2018, Pages 85-110]
  • CO2 Emission Two-Objective Modeling of Location-Allocation Problem in a Green Supply Chain Considering Transportation System and CO2 Emission [Volume 8, Issue 1, 2018, Pages 163-185]
  • Competitive Facility Location Presenting a Maximum Capture Model by Calculating the Interval Facility Number and Taking into Account the Cost Objective Function [Volume 8, Issue 2, 2018, Pages 71-83]
  • Competitiveness A Hybrid Approach to Asses Contributing Factors in Supply Chain Competitiveness in Rubber Industry [Volume 8, Issue 4, 2018, Pages 185-212]
  • Crisis Logistics A Multi-Objective Robust Optimization Logistics Model in Times of Crisis under Uncertainty [Volume 8, Issue 4, 2018, Pages 121-147]

D

  • Demand Development of Multi Objective Multi Period Closed-Loop Supply Chain Network Model Considering Uncertain Demand and Capacity [Volume 8, Issue 4, 2018, Pages 61-95]
  • Demand Forecasting Demand Management using Autoregressive-Time Series Modeling in Mobile Value-Added Services [Volume 8, Issue 2, 2018, Pages 9-30]
  • Disruption in Different Levels and Solving by ε-Constraint Approach [Volume 8, Issue 3, 2018, Pages 167-194]
  • Dynamic Game Theory A Dynamic Game Theory Model for Analyzing Competition in the Oligopoly Markets [Volume 8, Issue 3, 2018, Pages 63-94]

E

  • Economic Resilience Performance Optimization of Industrial Units in Crisis Considering Economic Resilience Factors: A Case Study of a Petrochemical Plant [Volume 8, Issue 4, 2018, Pages 149-183]

F

  • Financial Flow Proposing Model for Master Planning of Sustainable Supply Chain with Considering Integration of Physical and Financial Flow [Volume 8, Issue 1, 2018, Pages 39-62]
  • Fuzzy Analysis of Causal Relationships between Green Productivity Indicators with Fuzzy Cognitive Mapping Approach [Volume 8, Issue 4, 2018, Pages 97-119]
  • Fuzzy in Different Levels and Solving by ε-Constraint Approach [Volume 8, Issue 3, 2018, Pages 167-194]
  • Fuzzy Analytical Hierarchy Process Evaluating Service Quality of Airlines using a Hybrid Fuzzy MADM Approach [Volume 8, Issue 2, 2018, Pages 135-164]
  • Fuzzy Analytic Hierarchy Process A Hybrid Approach to Asses Contributing Factors in Supply Chain Competitiveness in Rubber Industry [Volume 8, Issue 4, 2018, Pages 185-212]
  • Fuzzy Cognitive Mapping Analysis of Causal Relationships between Green Productivity Indicators with Fuzzy Cognitive Mapping Approach [Volume 8, Issue 4, 2018, Pages 97-119]
  • Fuzzy VIKOR Evaluating Service Quality of Airlines using a Hybrid Fuzzy MADM Approach [Volume 8, Issue 2, 2018, Pages 135-164]

G

  • Genetic algorithm Algorithm for Assembly Flowshops [Volume 8, Issue 1, 2018, Pages 93-111]
  • Goal Programming Presenting a Maximum Capture Model by Calculating the Interval Facility Number and Taking into Account the Cost Objective Function [Volume 8, Issue 2, 2018, Pages 71-83]
  • Goal Programming Combination of the Analytic Network Process Method and Multi-Objective Decision-Making in order to Predict and Reduce the Future Risks of Suppliers [Volume 8, Issue 2, 2018, Pages 111-134]
  • Goal Programming Proposing Model for Master Planning of Sustainable Supply Chain with Considering Integration of Physical and Financial Flow [Volume 8, Issue 1, 2018, Pages 39-62]
  • Green Productivity Analysis of Causal Relationships between Green Productivity Indicators with Fuzzy Cognitive Mapping Approach [Volume 8, Issue 4, 2018, Pages 97-119]
  • Green Supply Chain Two-Objective Modeling of Location-Allocation Problem in a Green Supply Chain Considering Transportation System and CO2 Emission [Volume 8, Issue 1, 2018, Pages 163-185]
  • Grounded theory Designing the Mechanism for Choosing the Appropriate Maintenance Strategy [Volume 8, Issue 2, 2018, Pages 31-69]

I

  • Imperialist Competitive Algorithm Algorithm for Assembly Flowshops [Volume 8, Issue 1, 2018, Pages 93-111]
  • Inappropriate Performance of Equipment Designing the Mechanism for Choosing the Appropriate Maintenance Strategy [Volume 8, Issue 2, 2018, Pages 31-69]
  • Initial Qualification Assesment Designing and Implementation of Suppliers Evaluation Process in the Supplier Relationship Management System (SRM) (Case Study: Mobarakeh Steel Company) [Volume 8, Issue 3, 2018, Pages 37-61]
  • Intellectual Capital A Model for R&D Project Portfolio Selection and Development in LCSI Enterprises [Volume 8, Issue 3, 2018, Pages 9-36]
  • Inter-Firm Collaborations An Investigation on the Factors Affecting the Success of Knowledge Transfer Process in Inter-Firm Collaborations (Case: Pharmaceutical Firm Collaborations) [Volume 8, Issue 4, 2018, Pages 33-60]
  • Interval Parameter Presenting a Maximum Capture Model by Calculating the Interval Facility Number and Taking into Account the Cost Objective Function [Volume 8, Issue 2, 2018, Pages 71-83]

J

  • Joint Replenishment Problem A Multi Period Lot-Sizing Model in Three-Echelon Supply Chain by Considering Payment Methods and Joint Replenishment of Inventory Items [Volume 8, Issue 3, 2018, Pages 141-165]

K

  • Knowledge Acquisition An Investigation on the Factors Affecting the Success of Knowledge Transfer Process in Inter-Firm Collaborations (Case: Pharmaceutical Firm Collaborations) [Volume 8, Issue 4, 2018, Pages 33-60]
  • Knowledge Transfer An Investigation on the Factors Affecting the Success of Knowledge Transfer Process in Inter-Firm Collaborations (Case: Pharmaceutical Firm Collaborations) [Volume 8, Issue 4, 2018, Pages 33-60]

L

  • Lean Higher Education Assessing the Readiness of the University to Establish the Lean Higher Education (Case Study: University of Tehran) [Volume 8, Issue 3, 2018, Pages 95-114]
  • Lean Thinking Assessing the Readiness of the University to Establish the Lean Higher Education (Case Study: University of Tehran) [Volume 8, Issue 3, 2018, Pages 95-114]
  • Lean University Assessing the Readiness of the University to Establish the Lean Higher Education (Case Study: University of Tehran) [Volume 8, Issue 3, 2018, Pages 95-114]
  • Location-Allocation Two-Objective Modeling of Location-Allocation Problem in a Green Supply Chain Considering Transportation System and CO2 Emission [Volume 8, Issue 1, 2018, Pages 163-185]
  • Location and Routing Issues A Multi-Objective Robust Optimization Logistics Model in Times of Crisis under Uncertainty [Volume 8, Issue 4, 2018, Pages 121-147]

M

  • Mapping A Framework to Synthesize the Modeling Methods of Socio-Technical Systems using Critical Interpretive Meta-Synthesis [Volume 8, Issue 1, 2018, Pages 9-38]
  • Mathematical Model A Model for R&D Project Portfolio Selection and Development in LCSI Enterprises [Volume 8, Issue 3, 2018, Pages 9-36]
  • Mathematical Modeling Providing a Mathematical Model for Selecting Business Portfolio with a Value Chain Synergies Approach [Volume 8, Issue 1, 2018, Pages 63-91]
  • Maximum Capture Presenting a Maximum Capture Model by Calculating the Interval Facility Number and Taking into Account the Cost Objective Function [Volume 8, Issue 2, 2018, Pages 71-83]
  • Minimizing Maximum Relative Regret Multimodal Transportation Network Design Model under Uncertainty Conditions (Case Study: Cement Transportation in Iran) [Volume 8, Issue 3, 2018, Pages 115-139]
  • Mixed Integer Linear Programming Algorithm for Assembly Flowshops [Volume 8, Issue 1, 2018, Pages 93-111]
  • Model A Framework to Synthesize the Modeling Methods of Socio-Technical Systems using Critical Interpretive Meta-Synthesis [Volume 8, Issue 1, 2018, Pages 9-38]
  • Multi-Attribute Decision-Making (MADM) Evaluating Service Quality of Airlines using a Hybrid Fuzzy MADM Approach [Volume 8, Issue 2, 2018, Pages 135-164]
  • Multi-Choice Goal Programming Two-Objective Modeling of Location-Allocation Problem in a Green Supply Chain Considering Transportation System and CO2 Emission [Volume 8, Issue 1, 2018, Pages 163-185]
  • Multi-Level Multi-Dimensional A Multi-Objective Robust Optimization Logistics Model in Times of Crisis under Uncertainty [Volume 8, Issue 4, 2018, Pages 121-147]
  • Multimodal Terminals Location Multimodal Transportation Network Design Model under Uncertainty Conditions (Case Study: Cement Transportation in Iran) [Volume 8, Issue 3, 2018, Pages 115-139]
  • Multimodal Transportation Network Design Multimodal Transportation Network Design Model under Uncertainty Conditions (Case Study: Cement Transportation in Iran) [Volume 8, Issue 3, 2018, Pages 115-139]
  • Multi-Mode Project Scheduling Solving a Bi-Objective Multi-Mode Project Scheduling Problem with Regard to Payment Planning and Constrained Resources using NSGA-II Algorithm [Volume 8, Issue 2, 2018, Pages 165-187]
  • Multi: Objective in Different Levels and Solving by ε-Constraint Approach [Volume 8, Issue 3, 2018, Pages 167-194]
  • Multi-Objective Assignment Model Multi-Objective Problem of Services Assignment to Bank Clustered Customers [Volume 8, Issue 2, 2018, Pages 85-110]
  • Multi-Objective Optimization Development of Multi Objective Multi Period Closed-Loop Supply Chain Network Model Considering Uncertain Demand and Capacity [Volume 8, Issue 4, 2018, Pages 61-95]
  • Multi-Objective Programming An Integrated Multi-Objective Model for Project Portfolio Selection and Risk Response Actions Planning [Volume 8, Issue 4, 2018, Pages 9-32]
  • Multi-Objective Programming Presenting a Maximum Capture Model by Calculating the Interval Facility Number and Taking into Account the Cost Objective Function [Volume 8, Issue 2, 2018, Pages 71-83]
  • Multi Period Development of Multi Objective Multi Period Closed-Loop Supply Chain Network Model Considering Uncertain Demand and Capacity [Volume 8, Issue 4, 2018, Pages 61-95]
  • Multi Suppliers Model Combination of the Analytic Network Process Method and Multi-Objective Decision-Making in order to Predict and Reduce the Future Risks of Suppliers [Volume 8, Issue 2, 2018, Pages 111-134]

N

  • Net Present Value (NPV) A Multi Period Lot-Sizing Model in Three-Echelon Supply Chain by Considering Payment Methods and Joint Replenishment of Inventory Items [Volume 8, Issue 3, 2018, Pages 141-165]
  • Network Design in Different Levels and Solving by ε-Constraint Approach [Volume 8, Issue 3, 2018, Pages 167-194]
  • New Product Development (NPD) Designing a Dynamic Model for New Product Development by Emphasizing on Bass Diffusion Theory [Volume 8, Issue 1, 2018, Pages 137-162]
  • Non-Dominated Sorting Genetic Algorithm (NSGA-II) An Integrated Multi-Objective Model for Project Portfolio Selection and Risk Response Actions Planning [Volume 8, Issue 4, 2018, Pages 9-32]
  • NPV Solving a Bi-Objective Multi-Mode Project Scheduling Problem with Regard to Payment Planning and Constrained Resources using NSGA-II Algorithm [Volume 8, Issue 2, 2018, Pages 165-187]
  • NSGA-II Algorithm Solving a Bi-Objective Multi-Mode Project Scheduling Problem with Regard to Payment Planning and Constrained Resources using NSGA-II Algorithm [Volume 8, Issue 2, 2018, Pages 165-187]
  • NSLS Solution Method A Model for R&D Project Portfolio Selection and Development in LCSI Enterprises [Volume 8, Issue 3, 2018, Pages 9-36]

O

  • Oligopoly A Dynamic Game Theory Model for Analyzing Competition in the Oligopoly Markets [Volume 8, Issue 3, 2018, Pages 63-94]
  • Opening Cost Presenting a Maximum Capture Model by Calculating the Interval Facility Number and Taking into Account the Cost Objective Function [Volume 8, Issue 2, 2018, Pages 71-83]
  • Open Loop A Dynamic Game Theory Model for Analyzing Competition in the Oligopoly Markets [Volume 8, Issue 3, 2018, Pages 63-94]
  • Optimization Multi-Objective Problem of Services Assignment to Bank Clustered Customers [Volume 8, Issue 2, 2018, Pages 85-110]
  • Organizational Learning An Investigation on the Factors Affecting the Success of Knowledge Transfer Process in Inter-Firm Collaborations (Case: Pharmaceutical Firm Collaborations) [Volume 8, Issue 4, 2018, Pages 33-60]

P

  • Paradigm A Framework to Synthesize the Modeling Methods of Socio-Technical Systems using Critical Interpretive Meta-Synthesis [Volume 8, Issue 1, 2018, Pages 9-38]
  • Partial Least Squares A Hybrid Approach to Asses Contributing Factors in Supply Chain Competitiveness in Rubber Industry [Volume 8, Issue 4, 2018, Pages 185-212]
  • Payment Methods A Multi Period Lot-Sizing Model in Three-Echelon Supply Chain by Considering Payment Methods and Joint Replenishment of Inventory Items [Volume 8, Issue 3, 2018, Pages 141-165]
  • Performance Evaluation Designing and Implementation of Suppliers Evaluation Process in the Supplier Relationship Management System (SRM) (Case Study: Mobarakeh Steel Company) [Volume 8, Issue 3, 2018, Pages 37-61]
  • Petroleum Industry Providing a Mathematical Model for Selecting Business Portfolio with a Value Chain Synergies Approach [Volume 8, Issue 1, 2018, Pages 63-91]
  • Plastic Recycling Industry Proposing Model for Master Planning of Sustainable Supply Chain with Considering Integration of Physical and Financial Flow [Volume 8, Issue 1, 2018, Pages 39-62]
  • Portfolio Management A Model for R&D Project Portfolio Selection and Development in LCSI Enterprises [Volume 8, Issue 3, 2018, Pages 9-36]
  • Process Analysis Analyzing Organizational Processes by using Process Mining Technique (The Case of Academic Staff's Grade Process of Persian Gulf University) [Volume 8, Issue 1, 2018, Pages 113-135]
  • Process Mining Analyzing Organizational Processes by using Process Mining Technique (The Case of Academic Staff's Grade Process of Persian Gulf University) [Volume 8, Issue 1, 2018, Pages 113-135]
  • Productivity Analysis of Causal Relationships between Green Productivity Indicators with Fuzzy Cognitive Mapping Approach [Volume 8, Issue 4, 2018, Pages 97-119]
  • Project Payment Scheduling Solving a Bi-Objective Multi-Mode Project Scheduling Problem with Regard to Payment Planning and Constrained Resources using NSGA-II Algorithm [Volume 8, Issue 2, 2018, Pages 165-187]
  • Project Portfolio Management An Integrated Multi-Objective Model for Project Portfolio Selection and Risk Response Actions Planning [Volume 8, Issue 4, 2018, Pages 9-32]
  • Project Portfolio Selection An Integrated Multi-Objective Model for Project Portfolio Selection and Risk Response Actions Planning [Volume 8, Issue 4, 2018, Pages 9-32]

Q

  • Quality of Service Evaluating Service Quality of Airlines using a Hybrid Fuzzy MADM Approach [Volume 8, Issue 2, 2018, Pages 135-164]

R

  • R&D Project A Model for R&D Project Portfolio Selection and Development in LCSI Enterprises [Volume 8, Issue 3, 2018, Pages 9-36]
  • Resilient Supply Chain Combination of the Analytic Network Process Method and Multi-Objective Decision-Making in order to Predict and Reduce the Future Risks of Suppliers [Volume 8, Issue 2, 2018, Pages 111-134]
  • Risk Response Strategy An Integrated Multi-Objective Model for Project Portfolio Selection and Risk Response Actions Planning [Volume 8, Issue 4, 2018, Pages 9-32]
  • Robust Optimization A Multi-Objective Robust Optimization Logistics Model in Times of Crisis under Uncertainty [Volume 8, Issue 4, 2018, Pages 121-147]
  • Rubber Industry A Hybrid Approach to Asses Contributing Factors in Supply Chain Competitiveness in Rubber Industry [Volume 8, Issue 4, 2018, Pages 185-212]

S

  • Scenario-Based Two-Stage Stochastic Programming Multimodal Transportation Network Design Model under Uncertainty Conditions (Case Study: Cement Transportation in Iran) [Volume 8, Issue 3, 2018, Pages 115-139]
  • Service Supply Chain Management Demand Management using Autoregressive-Time Series Modeling in Mobile Value-Added Services [Volume 8, Issue 2, 2018, Pages 9-30]
  • Setup Times Algorithm for Assembly Flowshops [Volume 8, Issue 1, 2018, Pages 93-111]
  • Simulation Multi-Objective Problem of Services Assignment to Bank Clustered Customers [Volume 8, Issue 2, 2018, Pages 85-110]
  • Strategic Choice Approach A Framework to Synthesize the Modeling Methods of Socio-Technical Systems using Critical Interpretive Meta-Synthesis [Volume 8, Issue 1, 2018, Pages 9-38]
  • Strategy Designing the Mechanism for Choosing the Appropriate Maintenance Strategy [Volume 8, Issue 2, 2018, Pages 31-69]
  • Structuring Problem A Framework to Synthesize the Modeling Methods of Socio-Technical Systems using Critical Interpretive Meta-Synthesis [Volume 8, Issue 1, 2018, Pages 9-38]
  • Supplier Designing and Implementation of Suppliers Evaluation Process in the Supplier Relationship Management System (SRM) (Case Study: Mobarakeh Steel Company) [Volume 8, Issue 3, 2018, Pages 37-61]
  • Supplier Evaluation Designing and Implementation of Suppliers Evaluation Process in the Supplier Relationship Management System (SRM) (Case Study: Mobarakeh Steel Company) [Volume 8, Issue 3, 2018, Pages 37-61]
  • Supplier Relationship Management Designing and Implementation of Suppliers Evaluation Process in the Supplier Relationship Management System (SRM) (Case Study: Mobarakeh Steel Company) [Volume 8, Issue 3, 2018, Pages 37-61]
  • Supplier Selection A Multi Period Lot-Sizing Model in Three-Echelon Supply Chain by Considering Payment Methods and Joint Replenishment of Inventory Items [Volume 8, Issue 3, 2018, Pages 141-165]
  • Supply Chain A Hybrid Approach to Asses Contributing Factors in Supply Chain Competitiveness in Rubber Industry [Volume 8, Issue 4, 2018, Pages 185-212]
  • Supply Chain Management A Multi Period Lot-Sizing Model in Three-Echelon Supply Chain by Considering Payment Methods and Joint Replenishment of Inventory Items [Volume 8, Issue 3, 2018, Pages 141-165]
  • Supply Chain Master Planning Proposing Model for Master Planning of Sustainable Supply Chain with Considering Integration of Physical and Financial Flow [Volume 8, Issue 1, 2018, Pages 39-62]
  • Sustainabilty A Model for R&D Project Portfolio Selection and Development in LCSI Enterprises [Volume 8, Issue 3, 2018, Pages 9-36]
  • Sustainable development Analysis of Causal Relationships between Green Productivity Indicators with Fuzzy Cognitive Mapping Approach [Volume 8, Issue 4, 2018, Pages 97-119]
  • Sustainable Supply Chain Proposing Model for Master Planning of Sustainable Supply Chain with Considering Integration of Physical and Financial Flow [Volume 8, Issue 1, 2018, Pages 39-62]
  • Synergy Providing a Mathematical Model for Selecting Business Portfolio with a Value Chain Synergies Approach [Volume 8, Issue 1, 2018, Pages 63-91]

T

  • Technology Transfer An Investigation on the Factors Affecting the Success of Knowledge Transfer Process in Inter-Firm Collaborations (Case: Pharmaceutical Firm Collaborations) [Volume 8, Issue 4, 2018, Pages 33-60]
  • Time Value of Money A Multi Period Lot-Sizing Model in Three-Echelon Supply Chain by Considering Payment Methods and Joint Replenishment of Inventory Items [Volume 8, Issue 3, 2018, Pages 141-165]

U

  • Uncertain Data Envelopment Analysis (DEA) Model Performance Optimization of Industrial Units in Crisis Considering Economic Resilience Factors: A Case Study of a Petrochemical Plant [Volume 8, Issue 4, 2018, Pages 149-183]
  • Uncertainty Development of Multi Objective Multi Period Closed-Loop Supply Chain Network Model Considering Uncertain Demand and Capacity [Volume 8, Issue 4, 2018, Pages 61-95]
  • Uncertainty A Multi-Objective Robust Optimization Logistics Model in Times of Crisis under Uncertainty [Volume 8, Issue 4, 2018, Pages 121-147]
  • Uncertainty Theory Performance Optimization of Industrial Units in Crisis Considering Economic Resilience Factors: A Case Study of a Petrochemical Plant [Volume 8, Issue 4, 2018, Pages 149-183]
  • University of Tehran Assessing the Readiness of the University to Establish the Lean Higher Education (Case Study: University of Tehran) [Volume 8, Issue 3, 2018, Pages 95-114]

V

  • Value-Added Services Demand Management using Autoregressive-Time Series Modeling in Mobile Value-Added Services [Volume 8, Issue 2, 2018, Pages 9-30]
  • Value Chain Providing a Mathematical Model for Selecting Business Portfolio with a Value Chain Synergies Approach [Volume 8, Issue 1, 2018, Pages 63-91]