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1.
Industrial Engineering and Operations Management, Xxviii Ijcieom ; 400:409-421, 2022.
Article in English | Web of Science | ID: covidwho-2308886

ABSTRACT

Among the problems caused by the pandemic of the new coronavirus (SARS-COV-2), besides the irreparable loss of loved ones and the damage to global health caused by the disease, the restrictions imposed and the economic losses incurred by them stood out. Given the sudden changes imposed on the routine of society and companies, many businesses went bankrupt, while the other survivors needed to adapt quickly, resulting in a routine based on home office, ecommerce and distance learning. The educational sector was strongly affected by these restrictions, as well as the assets linked to it, as highlighted by the cumulative annual drop of 22% of the IFIX (index of Real Estate Investment Funds), witnessed by investors during the arrival and spread of the pandemic in Brazilian territory. Thus, the work was based on the prospective analysis of scenarios through the Momentum method, producing three possible future scenarios for the recovery of the educational REITs (Pessimistic, Optimistic, and Trend), with the help of three financial planning specialists. At the end of this study, it was possible to configure the scenarios: "The recovery of education REITs" as optimistic scenario, "Challenges of education REITs" as trend scenario, and "The crisis of education REITs" as Pessimistic scenario.

2.
9th International Conference on Information Technology and Quantitative Management, ITQM 2022 ; 214:478-486, 2022.
Article in English | Scopus | ID: covidwho-2182436

ABSTRACT

Antarctica is the southernmost continent of our planet, and it has been verified as the coldest region on earth. The Brazilian Antarctic Program (PROANTAR) has as its main objective the promotion of high-quality scientific research in the Antarctic region, seeking to understand the events that occur there. PROANTAR, coordinated by the Navy Commander, has some sectors that are based in Brazil and others that are located in the Antarctic continent. The military that volunteers to occupy any vacancy that is allocated to that continent needs, besides passing through several pre-established criteria, to pass the selection process. The purpose of this article is to help the Naval Administration in the selection of volunteer officers to occupy a vacancy in the Antarctic continent. To obtain the alternatives, the officers that best fit the established vacancy, and the criteria to be evaluated, Value-Focused Thinking (VFT) was applied. Next, with all the necessary data, the CRITIC-GRA-3N method was used as a Multicriteria Decision Support (MDS) technique, the CRITIC-GRA-3N method, the CRITIC Importance Through Intercriteria Correlation (CRITIC) method to obtain the criteria weights and the Grey Relational Analysis (GRA) method, with three normalizations, to order the alternatives. At the end of the application of the methods, the article can generate five ordinations of the volunteer officers to occupy the vacancy offered in PROANTAR. © 2022 The Authors. Published by Elsevier B.V.

3.
9th International Conference on Information Technology and Quantitative Management, ITQM 2022 ; 214:469-477, 2022.
Article in English | Scopus | ID: covidwho-2182435

ABSTRACT

Investments should be decisions made by companies at a strategic level, aiming to maximize the return on invested capital. However, the evaluation required to obtain the best results demand, in addition to information about available assets, the ability of decision-makers to relate and weigh all the criteria that must be maximized or minimized to achieve the expected goal. This article plays an important role in supporting the decision making of a micro company, located in the state of Rio de Janeiro, which needs to invest the available amount in investment. In order to obtain the investment alternatives, as well as the evaluation criteria, the Value-Focused Thinking (VFT) was applied. After obtaining all necessary data, the CRITIC-GRA-3N method was used as a Multicriteria Decision Support technique, with the CRiteria Importance Through Intercriteria Correlation (CRITIC) method to generate the criteria weights and the Grey Relational Analysis (GRA) method, with three normalizations, to order the alternatives. With this, five ordinations were established, being the first three ordinations performed with the help of two normalizations and the last two ordinations being the arithmetic and geometric averages of the first three ordinations normalized with the third normalization. In the end it brought positive results to the microenterprise. © 2022 The Authors. Published by Elsevier B.V.

4.
8th International Joint Conference on Industrial Engineering and Operations Management, IJCIEOM 2022 ; 400:409-421, 2022.
Article in English | Scopus | ID: covidwho-2173636

ABSTRACT

Among the problems caused by the pandemic of the new coronavirus (SARS-COV-2), besides the irreparable loss of loved ones and the damage to global health caused by the disease, the restrictions imposed and the economic losses incurred by them stood out. Given the sudden changes imposed on the routine of society and companies, many businesses went bankrupt, while the other survivors needed to adapt quickly, resulting in a routine based on home office, e-commerce and distance learning. The educational sector was strongly affected by these restrictions, as well as the assets linked to it, as highlighted by the cumulative annual drop of 22% of the IFIX (index of Real Estate Investment Funds), witnessed by investors during the arrival and spread of the pandemic in Brazilian territory. Thus, the work was based on the prospective analysis of scenarios through the Momentum method, producing three possible future scenarios for the recovery of the educational REITs (Pessimistic, Optimistic, and Trend), with the help of three financial planning specialists. At the end of this study, it was possible to configure the scenarios: "The recovery of education REITs” as optimistic scenario, "Challenges of education REITs” as trend scenario, and "The crisis of education REITs” as Pessimistic scenario. © 2022, The Author(s), under exclusive license to Springer Nature Switzerland AG.

5.
2nd Conference on Modern Management Based on Big Data, MMBD 2021 and 3rd Conference on Machine Learning and Intelligent Systems, MLIS 2021 ; 341:162-168, 2021.
Article in English | Scopus | ID: covidwho-1566630

ABSTRACT

The consequences of the pandemic caused by the new coronavirus in the most diverse sectors of the Brazilian economy, are overwhelming, and its effects are still difficult to measure completely. There are several possible scenarios being considered, such as prolonged depression, 'U' or 'V' recovery. Due to such volatility, risks and uncertainties, the investor, before investing, must carefully analyze the alternatives available in the market. Given the above, this article aims to propose different ways of distributing a financial portfolio, considering five investment funds, which were evaluated in the light of five criteria, by two investors who work in the financial market. Therefore, the SAPEVO-M-NC multicriteria decision aid method was used to evaluate the alternatives, as well as their composition in the investment portfolios. The adoption of the methodology made it possible to carry out the distribution of the portfolio in a clear and consistent way, showing itself as an efficient practical tool for the proposed approach. © 2021 The authors and IOS Press.

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