Research @ IIMA (Scopus)

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A new solution approach for multi-stage semi-open queuing networks: an application in shuttle-based compact storage systems

  • Authors: Kumawat G.L., Roy D.
    Year: 2021
    Source: Computers and Operations Research
    DOI: 10.1016/j.cor.2020.105086

    Multi-stage semi-open queuing networks (SOQNs) are widely used to analyze the performance of multi-stage manufacturing systems and automated warehousing systems. While there are several methods available for solving single-stage SOQNs, solution methods for multi-stage SOQNs are limited. Decompositio...(Read Full Abstract)

Alternate solution approaches for competitive hub location problems

  • Authors: Tiwari R., Jayaswal S., Sinha A.
    Year: 2021
    Source: European Journal of Operational Research
    DOI: 10.1016/j.ejor.2020.07.018

    In this paper, we study the hub location problem of an entrant airline that tries to maximize its share in a market with already existing competing players. The problem is modeled as a non-linear integer program, which is intractable for off-the-shelf commercial solvers, like CPLEX and Gurobi, etc. ...(Read Full Abstract)

Analyzing the role of national culture on content creation and user engagement on Twitter: The case of Indian Premier League cricket franchises

  • Authors: Deep Prakash C., Majumdar A.
    Year: 2021
    Source: International Journal of Information Management
    DOI: 10.1016/j.ijinfomgt.2020.102268

    The content generation strategy of a sports franchise determines whether the user engagement increases or decreases on social media platforms. Thus, the role of Chief Operating Officer (COO) is profound who generally decides and governs social media policies of the franchises. We show that the cultu...(Read Full Abstract)

Celebrity endorsements in destination marketing: a three country investigation

  • Authors: Roy S., Dryl W., de Araujo Gil L.
    Year: 2021
    Source: Tourism Management
    DOI: 10.1016/j.tourman.2020.104213

    The present study extends research on the role of celebrity endorsements in destination marketing by exploring various facets of the effect of celebrity endorsements in destination marketing on the consumer. More specifically, theories of source credibility, congruence, social identity and consumer ...(Read Full Abstract)

Religious influences in unrestrained consumer behaviour

  • Authors: Singh J., Singh G., Kumar S., Mathur A.N.
    Year: 2021
    Source: Journal of Retailing and Consumer Services
    DOI: 10.1016/j.jretconser.2020.102262

    Religion is known for transforming human behaviour in many ways. This research investigates the influence of religiosity on two unrestrained buying constructs; impulsive and compulsive buying. The focus of this paper is on both intrinsic and extrinsic dimensions of religiosity. The first study provi...(Read Full Abstract)

Responses to COVID-19: the role of governance, healthcare infrastructure, and learning from past pandemics

  • Authors: Sharma A., Borah S.B., Moses A.C.
    Year: 2021
    Source: Journal of Business Research
    DOI: 10.1016/j.jbusres.2020.09.011

    The ongoing COVID-19 outbreak has revealed vulnerabilities in global healthcare responses. Research in epidemiology has focused on understanding the effects of countries’ responses on COVID-19 spread. While a growing body of research has focused on understanding the role of macro-level factors on ...(Read Full Abstract)

Shattered but smiling: Human resource management and the wellbeing of hotel employees during COVID-19

  • Authors: Agarwal P.
    Year: 2021
    Source: International Journal of Hospitality Management
    DOI: 10.1016/j.ijhm.2020.102765

    The purpose of this paper is to explore the human resource management (HRM) practices adopted by hotels during COVID-19 and to examine the impact of COVID-19 on the wellbeing of hotel employees using qualitative thematic analysis. This study presents HRM practices that organizations can use to effec...(Read Full Abstract)

Unpacking the effects of adverse regulatory events: evidence from pharmaceutical relabeling

  • Authors: Higgins M.J., Yan X., Chatterjee C.
    Year: 2021
    Source: Research Policy
    DOI: 10.1016/j.respol.2020.104126

    We provide causal evidence that regulation induced product shocks significantly impact aggregate demand and firm performance in pharmaceutical markets. Event study results suggest an average loss between $569 million and $882 million. Affected products lose, on average, $186 million over their remai...(Read Full Abstract)

A mathematical model for predicting length of postoperative intensive care requirement following cardiac surgery in an Indian hospital

  • Authors: Dutta G., Naik A., Gosai D., Ghosh P.
    Year: 2020
    Source: OPSEARCH
    DOI: 10.1007/s12597-020-00480-7

    Intensive care unit (ICU) is a critical resource in a hospital, especially in developing countries such as India. The length of ICU stay after a cardiac surgery is an important variable for effective use of this critical resource. In this context, a predictive model can help a hospital to make optim...(Read Full Abstract)

A new model for the asymmetric vehicle routing problem with simultaneous pickup and deliveries

  • Authors: Agarwal Y.K., Venkateshan P.
    Year: 2020
    Source: Operations Research Letters
    DOI: 10.1016/j.orl.2019.11.005

    The asymmetric vehicle routing problem with simultaneous pickup and deliveries is considered. This paper develops four new classes of valid inequalities for the problem. We generalize the idea of a no-good cut. Together, these help us solve 45-node randomly generated problem instances more efficient...(Read Full Abstract)

A note on Economic production quantity in batch manufacturing with imperfect quality, imperfect inspection, and destructive and non-destructive acceptance sampling in a two-tier market

  • Authors: Guha A., Bose D.
    Year: 2020
    Source: Computers and Industrial Engineering
    DOI: 10.1016/j.cie.2020.106609

    The purpose of this note is to serve as a revision to the article by Al-Salamah (2016). We offer two modifications to the above paper. First, we demonstrate that the inventory computations by Al-Salamah (2016) are not entirely consistent with the process mentioned, as they do not account for the def...(Read Full Abstract)

A note on the facility location problem with limited distances

  • Authors: Venkateshan P.
    Year: 2020
    Source: Transportation Science
    DOI: 10.1287/trsc.2020.0992

    In this paper, it is shown that the polynomially bounded enumerative procedure to solve the facility location problem with limited distances, originally described by Drezner, Mehrez, and Wesolowsky [Drezner Z, Mehrez A, Wesolowsky GO (1991) The facility location problem with limited distances. Trans...(Read Full Abstract)

A study on understanding the factors of non-compliance in motorized two-wheeler helmet use in India: a review of literature

  • Authors: Das R.
    Year: 2020
    Source: Lecture Notes in Civil Engineering
    DOI: 10.1007/978-981-15-3742-4_39

    Injuries related to road traffic are the major causes of death among people in the age bracket of 15–29 years (World Health Organization 2015). In many developing countries, motorized two-wheelers are the dominant means of transport and contribute to a more significant proportion of road fataliti...(Read Full Abstract)

A time-use perspective of out-of-home activity participation by older people in Hong Kong

  • Authors: He S.Y., Chakrabarti S., Cheung Y.H.Y.
    Year: 2020
    Source: Asian Geographer
    DOI: 10.1080/10225706.2020.1808488

    Promoting active ageing has emerged as a key objective of urban planning and policymaking globally. Our study aims to provide new insights from a time-use perspective. In this paper, we use Hong Kong as a case study to investigate how people aged 60 and older allocate their time in various out-of-ho...(Read Full Abstract)

AGV or Lift-AGV? Performance trade-offs and design insights for container terminals with robotized transport vehicle technology

  • Authors: Kumawat G.L., Roy D.
    Year: 2020
    Source: IISE Transactions
    DOI: 10.1080/24725854.2020.1785648

    New container terminals are embracing robotized transport vehicles such as lift-automated guided vehicles (LAGVs) and automated guided vehicles (AGVs) to enhance the terminal throughput capacity. Although LAGVs have a high container handling time, they require less coordination with other terminal e...(Read Full Abstract)

An exploration of public risk perception and governmental engagement of nuclear energy in India

  • Authors: Ram Mohan M.P., Namboodhiry S.K.
    Year: 2020
    Source: Journal of Public Affairs
    DOI: 10.1002/pa.2086

    Public acceptance constitutes an important factor in successfully establishing and operating nuclear power plants. This paper explores public attitudes to the Kudankulam Nuclear Power Project commissioned in 2013 and situated in Southern India, through assessing the role of socio-demographic factors...(Read Full Abstract)

An integrated TOPSIS-MOORA-based performance evaluation methodology for the key service providers in sharing economy: case of Airbnb superhosts

  • Authors: Majumdar A., Adhikari A.
    Year: 2020
    Source: Benchmarking
    DOI: 10.1108/BIJ-03-2020-0085

    Purpose: In the context of sharing economy, the superhost program of Airbnb emerges as a phenomenal success story that has transformed the tourism industry and garnered humongous popularity. Proper performance evaluation and classification of the superhosts are crucial to incentivize superhosts to m...(Read Full Abstract)

Analysis of a dyadic sustainable supply chain under asymmetric information

  • Authors: Raj A., Modak N.M., Kelle P., Singh B.
    Year: 2020
    Source: European Journal of Operational Research
    DOI: 10.1016/j.ejor.2020.07.042

    We model a sustainable supply chain with simultaneous consideration of greening and Corporate Social Responsibility by supplier and buyer and analyze it for four different decision alternatives. In the first two cases, a single supply chain agent looks after both greening and social responsibility, ...(Read Full Abstract)

Analyzing intra-metropolitan variation in highway traffic performance in Los Angeles using archived real-time data

  • Authors: Giuliano G., Chakrabarti S.
    Year: 2020
    Source: Transportation Planning and Technology
    DOI: 10.1080/03081060.2020.1828931

    We conduct a case study of highway system performance in Los Angeles County. We use the Los Angeles Archived Data Management System, a comprehensive archive of regional real-time multi-modal transportation system data, to analyze effects of systematic, functional, random, and land use factors on per...(Read Full Abstract)

Approximate Bilevel Optimization with Population-Based Evolutionary Algorithms

  • Authors: Deb K., Sinha A., Malo P., Lu Z.
    Year: 2020
    Source: Springer Optimization and Its Applications
    DOI: 10.1007/978-3-030-52119-6_13

    Population-based optimization algorithms, such as evolutionary algorithms, have enjoyed a lot of attention in the past three decades in solving challenging search and optimization problems. In this chapter, we discuss recent population-based evolutionary algorithms for solving different types of bil...(Read Full Abstract)

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