life cycle model
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2022 ◽  
Vol 17 (2) ◽  
pp. 112
Author(s):  
Francesco Bellandi

Bellandi (20212022) has developed a matrix to assess the consistency between sustainable financial growth and sustainable ESG (Environmental, Social, and Governance, hereafter ESG) growth, and how this may impact shareholders versus other stakeholders. This article further builds on that matrix, to link the product life cycle approach and the BCG matrix to the sales growth axis of the matrix and determine both the actual revenue growth and the financially sustainable revenue growth associated to each stage of a product life cycle and each quadrant of the BCG matrix. The article also illustrates how the Life Cycle Assessment methodology can be linked to the product life cycle model, and better quantify the ESG impact of each product life cycle stage on the ESG axis of the financially-ESG sustainable growth matrix. The article shows how the reading of both product life cycle and BCG matrix can be expanded from a proprietory (shareholders) to a societal (other stakeholders) perspective. This opens a new direction of research to evidence alternative ESG improvements in each stage of the life cycle model that may make a product more ESG compliant, therefore suggesting strategies to improve the ESG rating of a business or a company. This article is also a methodological step forward to create an index of ESG sustainable growth, which is currently missing.


Author(s):  
Victoria-Ann Verkerk

AbstractSince 2020, the tourism industry worldwide has been devastated as a result of the COVID-19 pandemic. Governments across the globe imposed strict national lockdowns in order to curb the spread of the pandemic, with negative effects on tourism. This forced many tourism companies and organizations to turn to virtual reality (VR) to survive. As a consequence, numerous tourism scholars began to question whether VR would replace conventional tourism after COVID-19. The study aims is to address this concern and to determine if VR will be a substitute for conventional tourism or whether it can be considered as a tourism niche. It is a conceptional study which adopts a comparative analysis of conventional tourism models and VR. It uses two popular conventional tourism models, namely N. Leiper’s (1979) tourism system model and R.W. Butler’s (1980) destination life-cycle model. Based on this analysis, this paper suggests that VR will never be a substitute for conventional tourism, but should rather be considered a future tourism niche.


2022 ◽  
Vol 29 ◽  
pp. 36-45
Author(s):  
Yifei Shi ◽  
Xueliang Yuan ◽  
Yuzhou Tang ◽  
Yue Li ◽  
Qingsong Wang ◽  
...  

2021 ◽  
pp. 1-29
Author(s):  
Justin Barnette

Abstract Income drops permanently after an involuntary job displacement, but it has never been clear what happens to long run wealth in the USA. Upon displacement, wealth falls 14% relative to workers of the same age and similar education from the Panel Study of Income Dynamics (PSID). Their wealth is still 18% lower 12 years after the event. A standard life cycle model calibrated to US data with permanent decreases in income after displacement behaves differently than these findings. The agents in the model also experience a large drop in wealth but they recover. The biggest culprit for these differences is small and statistically insignificant changes to consumption in the PSID whereas agents in the model decrease their consumption considerably. Extending the model to include habit formation reconciles some of these differences by generating similar long run effects on wealth. This allows for the examination of wealth at death through the lens of the model.


Author(s):  
Abdul Joseph Fofanah ◽  
Habibu Rasin Bundu ◽  
Jonathan Gibrill Kargbo ◽  
Ahmed Fofana

The advancement of emerging technological tools in software engineering is an important element in the design and development of software systems. In this paper, we present an analysis of theory and practice including methodology of software products for both large and complex requirements and development analysis, and synthesis. The paper is presented in two folds: Part-I describes a security-specific knowledge of modelling approach for securing software engineering and typical projects implemented in data centre infrastructure. In relation to software engineering practice and theory, we analysed the key parameters indicators of software development projects and the elements of a system that encapsulate the customer, developer, and the researcher as stakeholders in a software development project, whereas the elements of a system entail computer, data validation, mailroom, and computation with paychecks and pay-information. The modelling process and life cycle model includes some major processes in software development such as users’ resources, production of the final product, subprocesses with hierarchy links, process activity, guiding principles, and outcomes of a software requirement specification. In Part-II, an overview of data centre infrastructure and with some schematic illustration for each phase of the construction and implementation of a data centre. The project involves a system and process that creates it with prepare, design, acquire, and implement as a process model whereas actors create the project model. In the context of data centre life cycle model, prepare and design form the construct or build phase, and maintainability and optimization form the engineering phase. All these formulates the project model as the building blocks of data centre. The business need for the construction of the data centre (prepare, design, acquire, and implement) are the knowledge-based of the process model phases to produce an overall system we called the four phases of data centre project process.


2021 ◽  
pp. 115-128
Author(s):  
G. Mirskikh ◽  
◽  
V. Vasyuk ◽  
T. Knizhka ◽  
I. Krisak ◽  
...  

The paper is devoted to the analysis of the software life cycle of engineering objects. To implement the processes and relevant procedures aimed at ensuring, as well as maintaining proper management of the level of software quality at the stages of the life cycle, it is proposed to use the life cycle model as a methodological basis for achieving the goal - achieving the proper level of consumer quality of the final product, taking into account the conditions and circumstances. exploitation.. The considered model of the life cycle in the framework of software engineering is a structure that determines the sequence of implementation and relationships of processes and procedures of a different nature that may arise when performing any actions in relation to software, from the emergence of a need for this software and ending with its final withdrawal from use. If necessary, the life cycle model has a relationship with the content, scale and complexity of the corresponding project, on the characteristics of the conditions and circumstances under which a particular software is created and operated. At the same time, the existence of a life cycle model, carefully developed at the same time, adequate to the existing conditions and circumstances, is the basis for the implementation of general quality management within the framework of a program project, which at this point in time is stipulated as a methodological basis for obtaining a project at the output of an object that meets the presented requirements and modern quality standards. The main reasons for the need to pay special attention to modeling the life cycle of the software being developed and the component of the environment surrounding the software at different stages of its life cycle, taking into account the life cycle of material engineering objects, are presented. Taking into account the presented concept of the life cycle implementation in some virtual enterprise, the software sequentially performs the transition from one state to the next, from consumer properties specified by the customer to an already finished software product and quite real consumer properties supported by the corresponding characteristics, this software is in operation to moral aging, and also goes into a state characterized by the modernization or removal of this software from use. Key words: software, engineering object, software life cycle model, software development, engineering activities


2021 ◽  
Vol 1 (2) ◽  
pp. 36-45
Author(s):  
Rahmat Gunawan ◽  
Yudiana Yudiana ◽  
Wira Yudha Apriansyah

Website adalah portal yang dapat diakses melalui internet kapan saja, dimana saja. Salah satu jenis website adalah company profile, yaitu suatu sistem informasi yang dapat dijalankan di berbagai perangkat komputer. Penelitian ini bertujuan untuk membuat company profile Kebab Ben’s berbasis website sebagai sarana dan media untuk mempromosikan produk yang ada pada Kebab Ben’s serya untuk mengatasi kesulitan dalam mencari pelanggan baru. Metode pengembangan sistem yang digunakan dalam penelitian ini yaitu metode (SDLC) System Development Life Cycle model waterfall. Hasil akhir dari penelitian ini berupa Web Company Profile yang dapat digunakan sebagai aset atau citra toko.


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