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Cross-brand and cross-channel advertising strategies in a dual-channel supply chain

Received: 08 February 2018 / Revised: 11 August 2018 / Accepted: 12 October 2018
DOI: https://doi.org/10.1051/ro/2018091

DEA based production planning considering technology heterogeneity with undesirable outputs

Received: 04 August 2016 / Revised: 18 June 2018 / Accepted: 10 November 2018
DOI: https://doi.org/10.1051/ro/2018098

Replenishment of imperfect items in an EOQ inventory model with partial backordering

Received: 18 May 2017 / Revised: 26 October 2018 / Accepted: 10 November 2018
DOI: https://doi.org/10.1051/ro/2018099

Investment for process quality improvement and setup cost reduction in an imperfect production process with warranty policy and shortages

Received: 17 March 2018 / Revised: 09 October 2018 / Accepted: 10 November 2018
DOI: https://doi.org/10.1051/ro/2018101

Inventory and pricing decisions for imperfect quality items with inspection errors, sales returns, and partial backorders under inflation

Received: 12 April 2018 / Revised: 14 October 2018 / Accepted: 10 November 2018
DOI: https://doi.org/10.1051/ro/2018102

Randomized Control of Arrivals in a finite-buffer GI/M/1 System with Starting Failures

Received: 10 October 2017 / Revised: 21 September 2018 / Accepted: 13 November 2018
DOI: https://doi.org/10.1051/ro/2018104

Customer relationship management and new product development in designing a robust supply chain

Received: 08 February 2018 / Revised: 18 October 2018 / Accepted: 13 November 2018
DOI: https://doi.org/10.1051/ro/2018107

A comprehensive study of a backlogging EOQ model with nonlinear heptagonal dense fuzzy environment

Received: 08 July 2018 / Revised: 11 November 2018 / Accepted: 25 November 2018
DOI: https://doi.org/10.1051/ro/2018114

Stochastic analysis of a preemptive retrial queue with orbital search and multiple vacations

Received: 31 January 2015 / Revised: 17 September 2017 / Accepted: 09 December 2018
DOI: https://doi.org/10.1051/ro/2018117

On the Preconditioned Projective Iterative Methods for the Linear Complementarity Problem

Received: 05 July 2018 / Revised: 17 December 2018 / Accepted: 31 December 2018
DOI: https://doi.org/10.1051/ro/2019002

Picture fuzzy multi-criteria group decision-making method to hotel building energy efficiency retrofit project selection

Received: 12 April 2017 / Revised: 03 November 2018 / Accepted: 31 December 2018
DOI: https://doi.org/10.1051/ro/2019004

Z-equilibria in Bi-matrix Games with Uncertain payoffs

Received: 09 October 2015 / Revised: 27 September 2018 / Accepted: 31 December 2018
DOI: https://doi.org/10.1051/ro/2019007

An M/G/1 retrial queue with single working vacation under Bernoulli schedule

Received: 15 February 2016 / Revised: 03 January 2019 / Accepted: 05 January 2019
DOI: https://doi.org/10.1051/ro/2019008

The impact of oil price changes on efficiency of banks: An application in the Middle East oil exporting countries using SORM-DEA

Received: 09 October 2017 / Revised: 08 December 2018 / Accepted: 05 January 2019
DOI: https://doi.org/10.1051/ro/2019009

A neoteric approach to geometric shipment policy in an integrated supply chain with setup cost reduction and freight cost using service level constraint

Received: 22 March 2018 / Revised: 12 November 2018 / Accepted: 11 January 2019
DOI: https://doi.org/10.1051/ro/2019011

Making high school students aware of optimization through games and puzzles

Received: 07 October 2018 / Revised: 19 January 2019 / Accepted: 22 January 2019
DOI: https://doi.org/10.1051/ro/2019013

Purchasing strategy and supply chain management, the Airbus productive system case

Received: 04 February 2018 / Revised: 22 December 2018 / Accepted: 23 January 2019
DOI: https://doi.org/10.1051/ro/2019014

Impact of carbon emission on imperfect production inventory system with advance payment base free transportation

Received: 26 September 2018 / Revised: 07 January 2019 / Accepted: 23 January 2019
DOI: https://doi.org/10.1051/ro/2019015

An exact minimax penalty function approach to solve multitime variational problems

Received: 03 July 2018 / Revised: 24 December 2018 / Accepted: 02 February 2019
DOI: https://doi.org/10.1051/ro/2019019

The analysis of a discrete time finite-buffer queue with working vacations under Markovian arrival process and PH-service time

Received: 16 August 2015 / Revised: 05 February 2019 / Accepted: 05 February 2019
DOI: https://doi.org/10.1051/ro/2019020

General lot-sizing and scheduling for perishable food products

Received: 08 June 2017 / Revised: 31 December 2018 / Accepted: 24 February 2019
DOI: https://doi.org/10.1051/ro/2019021

Comparisons of customer behavior in Markovian queues with vacation policies and geometric abandonments

Received: 11 December 2017 / Revised: 26 January 2019 / Accepted: 24 February 2019
DOI: https://doi.org/10.1051/ro/2019023

Joint pricing, services and quality decisions in a dual-channel supply chain

Received: 13 June 2018 / Revised: 14 January 2019 / Accepted: 24 February 2019
DOI: https://doi.org/10.1051/ro/2019024

A Hybrid Fix-and-Optimize Heuristic for Integrated Inventory-Transportation Problem in a Multi-region Multi-facility Supply Chain

Received: 18 June 2018 / Revised: 08 December 2018 / Accepted: 24 February 2019
DOI: https://doi.org/10.1051/ro/2019025

Inventory management strategies for the Calabrian hospitals system

Received: 29 June 2018 / Revised: 17 January 2019 / Accepted: 24 February 2019
DOI: https://doi.org/10.1051/ro/2019026

Supply chain encroachment with quality decision and different power structures

Received: 22 October 2018 / Revised: 25 January 2019 / Accepted: 21 February 2019
DOI: https://doi.org/10.1051/ro/2019027

Variant impatient behavior of a Markovian queue with balking reserved idle time and working vacation

Received: 11 November 2018 / Revised: 17 February 2019 / Accepted: 25 February 2019
DOI: https://doi.org/10.1051/ro/2019028

Integrated vendor-buyer strategies for imperfect production systems with maintenance and warranty policy

Received: 08 August 2018 / Revised: 15 February 2019 / Accepted: 05 March 2019
DOI: https://doi.org/10.1051/ro/2019029

A vendor-buyer inventory model with lot-size and production rate dependent lead time under time value of money

Received: 12 November 2018 / Revised: 06 March 2019 / Accepted: 06 March 2019
DOI: https://doi.org/10.1051/ro/2019030

Decision making and coordination of fresh agriculture product supply chain considering fairness concerns

Received: 27 March 2018 / Revised: 25 December 2018 / Accepted: 14 March 2019
DOI: https://doi.org/10.1051/ro/2019031

Coordination of elderly healthcare service supply chain with information asymmetry: Designs of option contracts under different demand distribution statuses

Received: 10 July 2018 / Revised: 29 January 2019 / Accepted: 14 March 2019
DOI: https://doi.org/10.1051/ro/2019032

New second-order radial epiderivatives and applications to optimality conditions

Received: 23 July 2018 / Revised: 06 March 2019 / Accepted: 14 March 2019
DOI: https://doi.org/10.1051/ro/2019033

Enterprise learning performance evaluation in the process of cooperative innovation using three-parameter fuzzy linguistic Heronian mean operator

Received: 05 January 2019 / Accepted: 14 March 2019
DOI: https://doi.org/10.1051/ro/2019034

    Store-brand introduction and production arrangement in the presence of multiple retailers

    Received: 28 June 2017 / Revised: 18 February 2019 / Accepted: 14 March 2019
    DOI: https://doi.org/10.1051/ro/2019035

    Decision policies on players’ different risk combination under supplier encroachment

    Received: 18 November 2018 / Revised: 26 March 2019 / Accepted: 27 March 2019
    DOI: https://doi.org/10.1051/ro/2019038

    Retailer's decision selection with dual supply uncertainties under different reliability levels of serving the market

    Received: 10 April 2018 / Revised: 20 March 2019 / Accepted: 29 March 2019
    DOI: https://doi.org/10.1051/ro/2019040

    New proposals for modelling and solving the problem of covering solids using spheres of different radii

    Received: 27 September 2017 / Revised: 01 January 2019 / Accepted: 07 April 2019
    DOI: https://doi.org/10.1051/ro/2019041

    Production inventory model for controllable deterioration rate with shortages

    Received: 12 September 2017 / Revised: 19 February 2019 / Accepted: 20 April 2019
    DOI: https://doi.org/10.1051/ro/2019042

    A non-linear-threshold-accepting function based algorithm for the solution of economic dispatch problem

    Received: 03 March 2018 / Revised: 08 April 2019 / Accepted: 20 April 2019
    DOI: https://doi.org/10.1051/ro/2019043

    A restart scheme for the Dai-Liao conjugate gradient method by ignoring a direction of maximum magnification by the search direction matrix

    Received: 28 August 2018 / Revised: 05 April 2019 / Accepted: 20 April 2019
    DOI: https://doi.org/10.1051/ro/2019045

    Robust bi-level risk-based optimal scheduling of microgrid operation against uncertainty

    Received: 04 September 2018 / Revised: 26 February 2019 / Accepted: 20 April 2019
    DOI: https://doi.org/10.1051/ro/2019046

    Optimal production lot size under backup agreement allowing substitute products

    Received: 05 December 2018 / Revised: 19 April 2019 / Accepted: 27 April 2019
    DOI: https://doi.org/10.1051/ro/2019047

    Price strategies and salesforce compensation design with overconfident sales agent

    Received: 24 June 2018 / Revised: 31 March 2019 / Accepted: 02 May 2019
    DOI: https://doi.org/10.1051/ro/2019048

    Global defensive k-alliances in directed graphs: combinatorial and computational issues

    Received: 04 October 2018 / Revised: 05 April 2019 / Accepted: 02 May 2019
    DOI: https://doi.org/10.1051/ro/2019049

    Multi-choice and stochastic programming for transportation problem involved in supply of foods and medicines to hospitals with consideration of logistic distribution

    Received: 28 December 2018 / Revised: 02 April 2019 / Accepted: 02 May 2019
    DOI: https://doi.org/10.1051/ro/2019050

    A novel approach to safety stock management in an integrated supply chain with controllable lead time and ordering cost reduction using present value

    Received: 05 December 2017 / Revised: 27 February 2019 / Accepted: 07 May 2019
    DOI: https://doi.org/10.1051/ro/2019051

    An Optimistic-Pessimistic DEA Model Based on Game Cross Efficiency Approach

    Received: 15 July 2018 / Revised: 10 March 2019 / Accepted: 07 May 2019
    DOI: https://doi.org/10.1051/ro/2019052

    Strategic sourcing under recall loss sharing and product quality investment

    Received: 07 December 2018 / Revised: 18 April 2019 / Accepted: 07 May 2019
    DOI: https://doi.org/10.1051/ro/2019053

    Effect of inspection errors on imperfect production inventory model with warranty and price discount dependent demand rate

    Received: 22 February 2019 / Revised: 16 April 2019 / Accepted: 06 May 2019
    DOI: https://doi.org/10.1051/ro/2019054

    The Karush-Kuhn-Tucker conditions for multiple objective fractional interval valued optimization problems

    Received: 14 January 2019 / Revised: 10 May 2019 / Accepted: 10 May 2019
    DOI: https://doi.org/10.1051/ro/2019055

    Economic lot-size problem for a cleaner manufacturing system with warm-up period

    Received: 11 February 2019 / Revised: 22 April 2019 / Accepted: 22 May 2019
    DOI: https://doi.org/10.1051/ro/2019056

    A geometric programming approach for a vendor managed inventory of a multiretailer multi-item EPQ model

    Received: 25 September 2018 / Revised: 14 April 2019 / Accepted: 27 May 2019
    DOI: https://doi.org/10.1051/ro/2019058

    Recommending investment opportunities given congestion by adaptive network data envelopment analysis model: Assessing sustainability of supply chains

    Received: 07 November 2018 / Revised: 13 February 2019 / Accepted: 27 May 2019
    DOI: https://doi.org/10.1051/ro/2019059

    A new model for logistic and transportation of fashion goods in the presence of stochastic market demands considering restricted retailers capacity

    Received: 29 November 2018 / Revised: 27 May 2019 / Accepted: 04 June 2019
    DOI: https://doi.org/10.1051/ro/2019061

    Incentive design with customer satisfaction for business process outsourcing: Multi-task vs. Multi-agent

    Received: 22 January 2019 / Revised: 07 June 2019 / Accepted: 07 June 2019
    DOI: https://doi.org/10.1051/ro/2019062

    A bi-objective model for robust local container drayage problem

    Received: 07 January 2019 / Revised: 26 May 2019 / Accepted: 12 June 2019
    DOI: https://doi.org/10.1051/ro/2019063

    An analysis of steady-state distribution in M/M/1 queueing system with balking based on concept of statistical mechanics

    Received: 31 October 2018 / Revised: 21 May 2019 / Accepted: 12 June 2019
    DOI: https://doi.org/10.1051/ro/2019064

    Warehouse redesigning in a three-echelon supply chain network with consideration of routing under uncertainty

    Received: 06 May 2018 / Revised: 20 April 2019 / Accepted: 20 June 2019
    DOI: https://doi.org/10.1051/ro/2019065

    Information sharing and leakage in the two-echelon supply chain

    Received: 17 February 2019 / Revised: 28 April 2019 / Accepted: 20 June 2019
    DOI: https://doi.org/10.1051/ro/2019066
    Review

    Dynamic cooperative advertising strategy in OAO supply chain with customer return

    Received: 14 September 2018 / Revised: 26 April 2019 / Accepted: 20 June 2019
    DOI: https://doi.org/10.1051/ro/2019067

    Regularity conditions and Farkas-type results for systems with fractional functions

    Received: 28 November 2018 / Revised: 08 July 2019 / Accepted: 12 July 2019
    DOI: https://doi.org/10.1051/ro/2019070

    Efficiency and super-efficiency under inter-temporal dependence

    Received: 04 February 2019 / Revised: 20 July 2019 / Accepted: 23 July 2019
    DOI: https://doi.org/10.1051/ro/2019072

    Coordination contract for a competitive pharmaceutical supply chain considering corporate social responsibility and pricing decisions

    Received: 15 March 2019 / Revised: 18 June 2019 / Accepted: 23 July 2019
    DOI: https://doi.org/10.1051/ro/2019073

    Analysis of a geometric catastrophe model with discrete-time batch renewal arrival process

    Received: 12 December 2018 / Revised: 16 July 2019 / Accepted: 26 July 2019
    DOI: https://doi.org/10.1051/ro/2019074

    Nested bi-level metaheuristic algorithms for cellular manufacturing systems considering workers’ interest

    Received: 19 February 2018 / Revised: 23 July 2019 / Accepted: 14 August 2019
    DOI: https://doi.org/10.1051/ro/2019075

    A Production Inventory Model for deteriorating items with backlog-dependent demand

    Received: 23 August 2018 / Revised: 24 June 2019 / Accepted: 14 August 2019
    DOI: https://doi.org/10.1051/ro/2019076

    A possibilistic optimization over an integer efficient set within a fuzzy environment

    Received: 24 October 2018 / Revised: 24 July 2019 / Accepted: 14 August 2019
    DOI: https://doi.org/10.1051/ro/2019077

    Optimal control of an inventory system under whole sale price changes

    Received: 18 May 2019 / Revised: 17 July 2019 / Accepted: 14 August 2019
    DOI: https://doi.org/10.1051/ro/2019078

    Optimization of generalized order level inventory system under fully permissible delay in payment

    Received: 03 March 2019 / Revised: 23 August 2019 / Accepted: 25 August 2019
    DOI: https://doi.org/10.1051/ro/2019079

    A variable neighborhood search algorithm with reinforcement learning for a real-life periodic vehicle routing problem with time windows and open routes

    Received: 06 April 2018 / Revised: 28 November 2018 / Accepted: 14 August 2019
    DOI: https://doi.org/10.1051/ro/2019080

    Optimal ordering and disposal decisions for products with a fixed shelf life

    Received: 28 October 2018 / Revised: 05 July 2019 / Accepted: 01 September 2019
    DOI: https://doi.org/10.1051/ro/2019081

    Improved enhanced Fritz John condition and constraints qualifications using convexificators

    Received: 11 February 2019 / Revised: 29 July 2019 / Accepted: 04 September 2019
    DOI: https://doi.org/10.1051/ro/2019082
    Review

    Dynamic programming and optimal control for vector-valued functions: A State-of-the-art review

    Received: 04 August 2017 / Revised: 24 July 2019 / Accepted: 06 September 2019
    DOI: https://doi.org/10.1051/ro/2019085

    Two-level promotion and ordering policy in a supply chain

    Received: 10 October 2018 / Revised: 22 June 2019 / Accepted: 06 September 2019
    DOI: https://doi.org/10.1051/ro/2019086

      Equilibrium joining strategies in the single-server constant retrial queues with Bernoulli vacations

      Received: 11 December 2018 / Revised: 02 July 2019 / Accepted: 06 September 2019
      DOI: https://doi.org/10.1051/ro/2019087

        A three-agent scheduling problem for minimizing the flow time on two machines

        Received: 30 December 2018 / Revised: 23 July 2019 / Accepted: 06 September 2019
        DOI: https://doi.org/10.1051/ro/2019088

        Project management in a competitive environment: Interdicting a CPM based project and its implications

        Received: 10 February 2019 / Revised: 04 July 2019 / Accepted: 06 September 2019
        DOI: https://doi.org/10.1051/ro/2019089

        Different linear and non-linear form of trapezoidal neutrosophic numbers, de-neutrosophication techniques and its application in time-cost optimization technique, sequencing problem

        Received: 26 May 2019 / Revised: 11 August 2019 / Accepted: 09 September 2019
        DOI: https://doi.org/10.1051/ro/2019090

        Statistical Taylor series expansion : An approach for Epistemic uncertainty propagation in Markov reliability models

        Received: 05 November 2018 / Revised: 08 August 2019 / Accepted: 18 September 2019
        DOI: https://doi.org/10.1051/ro/2019091

        A full investigation of the directional congestion in data envelopment analysis

        Received: 18 May 2018 / Revised: 26 August 2019 / Accepted: 18 September 2019
        DOI: https://doi.org/10.1051/ro/2019092

        Preservation technology investment, trade credit and partial backordering model for a non-instantaneous deteriorating inventory

        Received: 07 April 2019 / Revised: 16 August 2019 / Accepted: 27 September 2019
        DOI: https://doi.org/10.1051/ro/2019095
        Review

        A metaheuristic penalty approach for the starting point in nonlinear programming

        Received: 20 March 2019 / Revised: 24 August 2019 / Accepted: 29 September 2019
        DOI: https://doi.org/10.1051/ro/2019096

        Decentralized decomposition algorithms for Peer-to-Peer linear optimization

        Received: 29 August 2017 / Revised: 07 October 2019 / Accepted: 15 October 2019
        DOI: https://doi.org/10.1051/ro/2019097

        Facets based on cycles and cliques for the acyclic coloring polytope

        Received: 27 November 2018 / Revised: 30 September 2019 / Accepted: 19 October 2019
        DOI: https://doi.org/10.1051/ro/2019098

        Impact of pricing structure on supply chain coordination with cooperative advertising

        Received: 09 February 2019 / Revised: 15 September 2019 / Accepted: 30 October 2019
        DOI: https://doi.org/10.1051/ro/2019099

        Optimal replenishment decision for retailer with variable demand for deteriorating products under trade-credit policy

        Received: 13 December 2018 / Revised: 22 October 2019 / Accepted: 30 October 2019
        DOI: https://doi.org/10.1051/ro/2019100

        Approaches to multiple attribute decision making based on picture 2-tuple linguistic power Hamy mean aggregation operators

        Received: 21 March 2017 / Revised: 06 May 2019 / Accepted: 07 November 2019
        DOI: https://doi.org/10.1051/ro/2019101

          Reserve price of risk-averse search engine in keyword auctions with advertisers’endogenous investment

          Received: 26 June 2018 / Revised: 28 September 2019 / Accepted: 07 November 2019
          DOI: https://doi.org/10.1051/ro/2019103

            Optimal trade credit and replenishment policies for non-instantaneous deteriorating items

            Received: 14 August 2018 / Revised: 26 August 2019 / Accepted: 07 November 2019
            DOI: https://doi.org/10.1051/ro/2019104

            Interactive multiobjective DEA target setting using lexicographic DDF

            Received: 05 October 2018 / Revised: 02 October 2019 / Accepted: 10 November 2019
            DOI: https://doi.org/10.1051/ro/2019105

            Multiple Objective optimization Applied to Speech enhancement problem

            Received: 09 March 2019 / Revised: 11 October 2019 / Accepted: 10 November 2019
            DOI: https://doi.org/10.1051/ro/2019106

            Integrated production inventory model with variable production rate on quality of products involving probabilistic defective under variable setup cost.

            Received: 21 January 2019 / Revised: 25 September 2019 / Accepted: 10 November 2019
            DOI: https://doi.org/10.1051/ro/2019107

            Optimizing batch-processing operations with batch-position-based learning effects

            Received: 26 February 2019 / Revised: 27 October 2019 / Accepted: 10 November 2019
            DOI: https://doi.org/10.1051/ro/2019108

              Signed domination and Mycielski's structure in graphs

              Received: 09 July 2019 / Revised: 12 October 2019 / Accepted: 13 November 2019
              DOI: https://doi.org/10.1051/ro/2019109
              Free Access
              Erratum

              Electre I choice procedures: An axiomatization approach

              Received: 17 September 2018 / Revised: 11 June 2019 / Accepted: 10 November 2019
              DOI: https://doi.org/10.1051/ro/2019110

              An Slacks-based measure approach for efficiency decomposition in multi-period two-stage systems

              Received: 04 June 2018 / Revised: 29 October 2019 / Accepted: 05 December 2019
              DOI: https://doi.org/10.1051/ro/2019113

              Optimal strategies and pricing analysis in M/M/1 queues with a single working vacation and multiple vacations

              Received: 16 January 2019 / Revised: 05 November 2019 / Accepted: 06 December 2019
              DOI: https://doi.org/10.1051/ro/2019114

              Optimal decisions on fencing, pricing, and selection of process mean in imperfectly segmented markets

              Received: 17 August 2018 / Revised: 04 October 2019 / Accepted: 13 December 2019
              DOI: https://doi.org/10.1051/ro/2019115

              Scheduling job shop problems with operators with respect to the maximum lateness

              Received: 31 May 2017 / Revised: 05 November 2019 / Accepted: 13 December 2019
              DOI: https://doi.org/10.1051/ro/2019116

              Forecasting stock market price by using fuzzified choquet integral based fuzzy measures with genetic algorithm for parameter optimization

              Received: 12 May 2017 / Revised: 25 November 2019 / Accepted: 13 December 2019
              DOI: https://doi.org/10.1051/ro/2019117

                On the existence and stability of solutions to stochastic equilibrium problems

                Received: 08 July 2019 / Revised: 15 December 2019 / Accepted: 22 December 2019
                DOI: https://doi.org/10.1051/ro/2020001

                A branch-and-cut and MIP-based heuristics for the Prize-Collecting Travelling Salesman Problem

                Received: 12 August 2019 / Revised: 19 December 2019 / Accepted: 23 December 2019
                DOI: https://doi.org/10.1051/ro/2020002

                A BRKGA-based matheuristic for the maximum quasi-clique problem with an exact local search strategy

                Received: 10 June 2019 / Revised: 03 January 2020 / Accepted: 04 January 2020
                DOI: https://doi.org/10.1051/ro/2020003

                The super-connectivity of odd graphs and of their Kronecker double cover

                Received: 11 March 2019 / Revised: 15 November 2019 / Accepted: 03 January 2020
                DOI: https://doi.org/10.1051/ro/2020004