Risk and Decision Analysis最新文献

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An empirical study on the role of leadership development program and its impact on entrepreneurial activities 关于领导力培养计划的作用及其对创业活动影响的实证研究
Risk and Decision Analysis Pub Date : 2024-02-14 DOI: 10.3233/rda-231504
Gorli Chaitanya, S. Tejaswini, Sony Hiremath, G. Santhoshi Gondesi, K. Kameswari, P. Ramesh, Veena Bhavikatti, O. Omnamasivaya
{"title":"An empirical study on the role of leadership development program and its impact on entrepreneurial activities","authors":"Gorli Chaitanya, S. Tejaswini, Sony Hiremath, G. Santhoshi Gondesi, K. Kameswari, P. Ramesh, Veena Bhavikatti, O. Omnamasivaya","doi":"10.3233/rda-231504","DOIUrl":"https://doi.org/10.3233/rda-231504","url":null,"abstract":"Organizations support leadership development training programs to continuously improve the level of leadership competence and the supply of suitable applicants for leadership roles. One of the skills that entrepreneurs should cultivate to become “leaders” is leadership competency. In entrepreneurship, leadership has a significant role. Therefore, the purpose of this study is to explore the role of leadership development programs that include personal development, self-assessment, team management, strategic leadership, skilled knowledge, and relationship development, to know the way they influence entrepreneurial activities. To test the hypothesis under study, this research applies the Structural Equation Modelling (SEM) approach to the data being gathered from 365 employees and managers of entrepreneurial business firms in India. The obtained results show that personal development, skilled knowledge, and relationship development have a beneficial impact on entrepreneurial activities. In contrast, self-assessment, team management, and strategic leadership are found to have no beneficial impact on entrepreneurial activities. The combination of the ideas of leadership and entrepreneurship is suggested in this study, filling the gap in the previously provided cross-sectional data of the literature.","PeriodicalId":38805,"journal":{"name":"Risk and Decision Analysis","volume":"67 2","pages":""},"PeriodicalIF":0.0,"publicationDate":"2024-02-14","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"139963998","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Some systemic risk indicators 一些系统性风险指标
Risk and Decision Analysis Pub Date : 2023-12-14 DOI: 10.3233/rda-231521
Yassine El Qalli, Khalil Said
{"title":"Some systemic risk indicators","authors":"Yassine El Qalli, Khalil Said","doi":"10.3233/rda-231521","DOIUrl":"https://doi.org/10.3233/rda-231521","url":null,"abstract":"This paper aims to introduce novel systemic risk indicators based on risk allocation methods employed in actuarial science. We present diverse general approaches for constructing these indicators and utilize them to derive indicators based on commonly used risk measures such as Value at Risk, Tail Value at Risk, and Expectiles. Furthermore, we analyze the influence of the dependence structure on the behavior of these indicators using a range of copula models. To support our findings, we provide numerical illustrations.","PeriodicalId":38805,"journal":{"name":"Risk and Decision Analysis","volume":"38 2","pages":""},"PeriodicalIF":0.0,"publicationDate":"2023-12-14","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"138972758","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 1
A note on the recursive joint moments of discounted compound dependent renewal sums 关于贴现复合依存续期和的递归联合矩的说明
Risk and Decision Analysis Pub Date : 2023-12-08 DOI: 10.3233/rda-231522
Franck Adékambi, Kokou Essiomle
{"title":"A note on the recursive joint moments of discounted compound dependent renewal sums","authors":"Franck Adékambi, Kokou Essiomle","doi":"10.3233/rda-231522","DOIUrl":"https://doi.org/10.3233/rda-231522","url":null,"abstract":"In this paper, we present recursive joint moments and a linear predictor of aggregate discounted claims under dependency for an ordinary or delayed renewal claims number process. In addition, we present recursive formulas for the joint moments in the trend renewal process. We compare the predictive value of our linear predictor with the simulated value of exponential and Erlang (2,2) claims inter-occurrence times with constant interest rate.","PeriodicalId":38805,"journal":{"name":"Risk and Decision Analysis","volume":"39 51","pages":""},"PeriodicalIF":0.0,"publicationDate":"2023-12-08","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"138588497","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Return volatility transmission among Asian stock exchanges: Evidence from a heterogeneous market outlook 亚洲证券交易所之间的回报波动传导:来自异质市场前景的证据
Risk and Decision Analysis Pub Date : 2023-12-07 DOI: 10.3233/rda-231537
Amritkant Mishra, Vaishnavi Sakuja
{"title":"Return volatility transmission among Asian stock exchanges: Evidence from a heterogeneous market outlook","authors":"Amritkant Mishra, Vaishnavi Sakuja","doi":"10.3233/rda-231537","DOIUrl":"https://doi.org/10.3233/rda-231537","url":null,"abstract":"This pragmatic research strives to reveal the return volatility transmission throughout Asian stock exchanges, by employing variance decomposition technique of Vector autoregressive (VAR) based framework. Additionally, the current examination exerts a Granger causality approach to detect short-term cause and effect among the stock exchanges. The consequence of volatility spill-over exhibits the dominancy of Indian, Chinese and Japanese exchanges in terms of net volatility transmitter. Further, it is found that Korean, Thai, and Malaysian stock exchanges seem to be net receiver of volatility in Asia. Additionally, the outcome of current investigation reveals neutrality of Bangladeshi and Pakistani stock exchange, as the returns volatility of these stock exchange are not influenced by any other Asian stock exchanges. Furthermore, the result of Granger causality analysis signifies the existence of unidirectional causality among the Asian stock exchanges. In terms of policy implication, it is imperative for investors and policymakers to closely monitor the behaviour of the Japanese stock exchange, as it plays a significant role as a net transmitter of volatility to other stock exchanges in Asia. By keeping a vigilant eye on the Japanese stock exchange, investors can better assess and manage potential risks and opportunities in the region.","PeriodicalId":38805,"journal":{"name":"Risk and Decision Analysis","volume":"26 1","pages":""},"PeriodicalIF":0.0,"publicationDate":"2023-12-07","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"138591151","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Weighted Shapley values of efficient portfolios 有效投资组合的加权Shapley值
Risk and Decision Analysis Pub Date : 2023-10-03 DOI: 10.3233/rda-231507
Haim Shalit
{"title":"Weighted Shapley values of efficient portfolios","authors":"Haim Shalit","doi":"10.3233/rda-231507","DOIUrl":"https://doi.org/10.3233/rda-231507","url":null,"abstract":"Shapley value theory, which originally emerged from cooperative game theory, was established for the purpose of measuring the exact contribution of agents playing the game. Subsequently, the Shapley value was used in finance to decompose the risk of optimal portfolios, attributing to the various assets their exact contribution to total risk and return. In the present paper, the Shapley value results of Shalit [Annals of Finance 17(1) (2021), 1–25] are extended by using weighted Shapley values to decompose the risk of optimal portfolios. The weighted concept, as axiomatized by Kalai and Samet [Journal of Game Theory 16(3) (1987), 205–222], provides a solution to cooperative games when the symmetry of players cannot be justified. The weighted Shapley value theory is applied to model efficient mean-variance portfolios and price their constituents. The computation is carried out for the 13 most traded US stocks in 2020 and the results are compared with the standard Shapley values.","PeriodicalId":38805,"journal":{"name":"Risk and Decision Analysis","volume":"210 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2023-10-03","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"135696170","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Identifying the factors influencing digital marketing and brand-consumer relationship 识别影响数字营销和品牌消费者关系的因素
Risk and Decision Analysis Pub Date : 2023-07-07 DOI: 10.3233/rda-231505
H. M. Aancy, Malay Bandyapadhyay, Shallini S. Taneja, P. V. Rao, Binkey Srivastava
{"title":"Identifying the factors influencing digital marketing and brand-consumer relationship","authors":"H. M. Aancy, Malay Bandyapadhyay, Shallini S. Taneja, P. V. Rao, Binkey Srivastava","doi":"10.3233/rda-231505","DOIUrl":"https://doi.org/10.3233/rda-231505","url":null,"abstract":"With its roots in traditional advertising, digital marketing has become a specialized field over the decade preceding. Brand marketers now have a greater number of direct and indirect channels to interact with their target customers as a result of the rise in the number of personal gadgets and their use. The digital world is expanding, particularly in social media and digital marketing. As a result, many businesses decide to investigate social media and create digital marketing plans, the effectiveness of which is monitored to increase advancement. This study’s goal is to investigate the variables that affect brand-consumer relationships and digital marketing. Researchers create and estimate a conceptual model of the influences of antecedent factors (such as perceived convenience, service quality, E-WoM, brand awareness, accessibility of websites, and sharing content) on digital marketing and brand-consumer relationships by attracting hypotheses of technological advances acceptance, uses, and gratifications. Utilizing data gathered from both an established and a growing market, the researcher empirically tests the model with a consumer-centric focus (India). Results from various markets show similarities and differences between markets in terms of factors that influence customer acceptance. Researchers glean implications for hypothesis and practice from the findings. The findings indicate that perceived convenience, service quality, website accessibility, and shared content impact digital marketing. Also, it was found that digital marketing impact brand and consumer relation.","PeriodicalId":38805,"journal":{"name":"Risk and Decision Analysis","volume":"1 1","pages":""},"PeriodicalIF":0.0,"publicationDate":"2023-07-07","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"47546123","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 1
Reinforcement learning paycheck optimization for multivariate financial goals 多变量财务目标的强化学习工资优化
Risk and Decision Analysis Pub Date : 2023-05-08 DOI: 10.3233/rda-220025
Melda Alaluf, Giulia Crippa, Sinong Geng, Zijian Jing, Nikhil Krishnan, Sanjeev Kulkarni, Wyatt Navarro, R. Sircar, Jonathan Tang
{"title":"Reinforcement learning paycheck optimization for multivariate financial goals","authors":"Melda Alaluf, Giulia Crippa, Sinong Geng, Zijian Jing, Nikhil Krishnan, Sanjeev Kulkarni, Wyatt Navarro, R. Sircar, Jonathan Tang","doi":"10.3233/rda-220025","DOIUrl":"https://doi.org/10.3233/rda-220025","url":null,"abstract":"We study paycheck optimization, which examines how to allocate income in order to achieve several competing financial goals. For paycheck optimization, a quantitative methodology is missing, due to a lack of a suitable problem formulation. To deal with this issue, we formulate the problem as a utility maximization problem. The proposed formulation is able to (i) unify different financial goals; (ii) incorporate user preferences regarding the goals; (iii) handle stochastic interest rates. The proposed formulation also facilitates an end-to-end reinforcement learning solution, which is implemented on a variety of problem settings.","PeriodicalId":38805,"journal":{"name":"Risk and Decision Analysis","volume":" ","pages":""},"PeriodicalIF":0.0,"publicationDate":"2023-05-08","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"48347216","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 4
Discrete Bismut formula: Conditional integration by parts and a representation for delta hedging process 离散Bismut公式:部分条件积分和delta套期过程的表示
Risk and Decision Analysis Pub Date : 2021-07-12 DOI: 10.3233/rda-202070
Naho Akiyama, Toshihiro Yamada
{"title":"Discrete Bismut formula: Conditional integration by parts and a representation for delta hedging process","authors":"Naho Akiyama, Toshihiro Yamada","doi":"10.3233/rda-202070","DOIUrl":"https://doi.org/10.3233/rda-202070","url":null,"abstract":"The paper gives discrete conditional integration by parts formula using a Malliavin calculus approach in discrete-time setting. Then the discrete Bismut formula is introduced for asymmetric random walk model and asymmetric exponential process. In particular, a new formula for delta hedging process is obtained as an extension of the Malliavin derivative representation of the delta where the conditional integration by parts formula plays a role in the proof.","PeriodicalId":38805,"journal":{"name":"Risk and Decision Analysis","volume":"1 1","pages":""},"PeriodicalIF":0.0,"publicationDate":"2021-07-12","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"45468936","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Implementing enterprise risk management in road organizations: Considerations and a proposed roadmap 在公路组织中实施企业风险管理:注意事项和建议的路线图
Risk and Decision Analysis Pub Date : 2020-05-08 DOI: 10.3233/rda-190055
Ioannis Benekos, G. Yannis, S. Mavromatis
{"title":"Implementing enterprise risk management in road organizations: Considerations and a proposed roadmap","authors":"Ioannis Benekos, G. Yannis, S. Mavromatis","doi":"10.3233/rda-190055","DOIUrl":"https://doi.org/10.3233/rda-190055","url":null,"abstract":"","PeriodicalId":38805,"journal":{"name":"Risk and Decision Analysis","volume":"8 1","pages":"39-65"},"PeriodicalIF":0.0,"publicationDate":"2020-05-08","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://sci-hub-pdf.com/10.3233/rda-190055","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"70159174","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Multi-attribute decision making based on novel generalized parametric exponential intuitionistic fuzzy divergence measure 基于广义参数指数直觉模糊散度测度的多属性决策
Risk and Decision Analysis Pub Date : 2019-11-19 DOI: 10.3233/rda-170030
O. Parkash, Rakesh Kumar
{"title":"Multi-attribute decision making based on novel generalized parametric exponential intuitionistic fuzzy divergence measure","authors":"O. Parkash, Rakesh Kumar","doi":"10.3233/rda-170030","DOIUrl":"https://doi.org/10.3233/rda-170030","url":null,"abstract":"","PeriodicalId":38805,"journal":{"name":"Risk and Decision Analysis","volume":"1 1","pages":""},"PeriodicalIF":0.0,"publicationDate":"2019-11-19","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://sci-hub-pdf.com/10.3233/rda-170030","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"49095516","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 1
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