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Valuation - PubMed

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Last Updated: 24 July 2022

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On the use of contingent valuation method to assess factors affecting the contribution of local people for the management of water hyacinth in Lake Tana, northwestern Ethiopia.

The colonization of freshwater lakes by invasive alien species is becoming increasingly alarming, mainly due to the watershed's nutrient loads. The upstream local community's watershed protection efforts are thought to be cost-effective ways to minimize nutrient loading to the receiving water bodies and thus avoid the spread of water hyacinth. In Lake Tana, the aim of this research is to identify the preferences and contributions of the local community in assessing water hyacinth management. To gather data from 560 randomly selected households, a contingent valuation method for a hypothetical market prevention of water hyacinth infestation of Lake Tana by a watershed management scheme was used. To determine the contributing factors that influence the contribution of local people, a multivariable interval regression model was used.

Source link: https://doi.org/10.1007/s11356-022-21846-y


The Contingent Valuation Method Contributes Solutions for Wildlife Conservation: A Case Study at Sepilok Orangutan Rehabilitation Centre in Borneo, Malaysia.

Goal 15 of the Sustainable Development Goals emphasizes the conservation of these natural resources. In the Sepilok Forest area, Malaysia is fortunate to have "Orang Hutan" literally "Jungle People. " The government had chosen the Sepilok Orangutan Rehabilitation Centre to protect their employees. However, Orangutans' wildlife conservation needs to be converted into economic values. The Contingent Valuation Method was used to determine the economic value of wildlife conservation through visitors' Willingness to Pay, according to this report. The estimated annual economic value of the Rehabilitation Centre in 2017 was MYR9, 697,074. 96 compared to MYR96, 970,749. 60. The findings of this research reveal the potential benefit of economic valuation in assisting not only Orangutan conservation but also endangered species conservation elsewhere. All rights reserved. 2022 Society of Environmental Toxicology & Chemistry, 2022. 2022 - 2022.

Source link: https://doi.org/10.1002/ieam.4655


Delay of gratification dissociates cognitive control and valuation brain regions in healthy young adults.

Almost no experimental equipment for testing DofG in human adults is available, and as a result, very little is known about basic DofG behaviors in human adults, and as a result, no empirical data is available. We use a novel DofG framework, which has been specially developed for use in neuroimaging settings, to investigate event-related changes in neural function in healthy young adult participants' repeated choices to wait for a delayed reward rather than choosing a less available one of lesser value. Select-to-wait events were associated with increased availability in fronto-parietal and cingulo-opercular regions of cognitive control on DofG trials. Individual differences in task success and strategy were also associated with individual differences in task quality and planning. Ventromedial PFC ramping trial results were even more select to DofG trials with an elevated future reward rate, consistent with the region's involvement in subjective reward appraisal that incorporates higher-order task structure.

Source link: https://doi.org/10.1016/j.neuropsychologia.2022.108303


An integrated valuation model for payer and investor.

Developed with the intention of optimizing positioning and associated drug price for both payer and investor, it is for a company that's vital to forecast the potential market access attractiveness for the new drug for various indications at the early stage of the clinical development program in order to maximize positioning and associated investment.

Source link: https://doi.org/10.1080/20016689.2022.2080631


Motor response vigour and visual fixation patterns reflect subjective valuation during intertemporal choice.

Participants' decisions are the subject of studies that investigate computational mechanisms that underlie choice behavior's selection behavior. However, evidence reveals that option valuation could also be reflected in motor reaction vigour and eye movements, as implicit measures of subjective value. We set up a task where the participants selected an option by pressing a grip force transducer simultaneously monitoring fixation shifts between options in order to determine motor response vigour and visual fixation correlates of option valuation in intertemporal choice. To investigate motor response vigour and visual fixation correlates of option selection in intertemporal choice, we set up a task where participants achieved an option by pressing a grip force transducer. We used hierarchical Bayesian parameter estimation to model the responses assuming hyperbolic discounting, compared the various iterations of the softmax and drift diffusion models, and determined the relationship between response vigour and estimated model parameters as described in our preregistration. The emotional results were best explained by a drift diffusion model that used a non-linear scaling of the drift rate based on subjective value differences.

Source link: https://doi.org/10.1371/journal.pcbi.1010096


Development of Leisure Valuation Assessment Tool for the Elderly.

This report was designed to provide a leisure assessment device to help the elderly population of the area. The assessment items were created from the leisure value and participative leisure activity items for Then, the leisure value and participatory leisure activities were derived to form the assessment items. 38 leisure value assessment items and 41 participating leisure activity items were found in the two Delphi reports. Through confirmatory factor analysis, we were able to determine the model fit and stability of the leisure value assessment items. AVE values for physical leisure products, 65 for emotional recreation services, and 65 for social leisure pursuits were determined based on the rigorous validity test results. The conceptual reliability of physical leisure services, 0. 95 for emotional recreation programs, and 0. 96 for social leisure services was 0. 96 for social leisure services. The assessment device can be used to gather useful data on the elderly's leisure activities and to promote leisure activities for the elderly.

Source link: https://doi.org/10.3390/ijerph19116678


Selective prefrontal-amygdala circuit interactions underlie social and nonsocial valuation in rhesus macaques.

To test this possibility, we compared the results of male rhesus macaques with crossed surgical separation of the amygdala and either MFC or OFC to a group of unoperated controls. Compared to the CON group but not the OFC x AMY group, the MFC x AMY group, but not the OFC x AMY group, showed significantly reduced food-retrieval latencies when viewing videos of conspecifics, suggesting reduced social value and/or concern. According to separate but overlapping brain networks, MFC and OFC must surgically collaborate with the amygdala to ensure standardized socioeconomic and nonsocial appraisal. These prefrontal-amygdala circuits are physically dissociable, providing further evidence to the belief that medial frontal and orbital frontal cortex contribute to environmental cognitive appraisals.

Source link: https://doi.org/10.1523/JNEUROSCI.0794-21.2022

* Please keep in mind that all text is summarized by machine, we do not bear any responsibility, and you should always check original source before taking any actions

* Please keep in mind that all text is summarized by machine, we do not bear any responsibility, and you should always check original source before taking any actions