subjective estimates
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2021 ◽  
pp. 0148558X2110685
Author(s):  
Hsin-Yi Huang ◽  
Eric Lohwasser ◽  
Zhiyuan Yu ◽  
Hsihui Chang

We find that firms with preliminary earnings that are expected to just meet analyst forecasts are more likely to only disclose (i.e., not accrue) litigation loss contingencies, claiming that the litigation event falls below the qualitative thresholds necessitating accrual. We also find that this opportunistic treatment of a subjective estimate is reduced when firms’ auditors have expertise in the defendant’s industry or have experience auditing litigation contingencies. Furthermore, we find that opportunistic disclosure usage increases when firms are more economically important to auditors’ client portfolios. Our results are robust to a series of additional tests. We provide evidence to support the Public Company Accounting Oversight Board’s (PCAOB) call for increased auditor professional skepticism toward management bias and opportunism when evaluating subjective estimates.


2021 ◽  
Vol 94, 2021 (94) ◽  
pp. 5-12
Author(s):  
Petro Dvulit ◽  
◽  
Stepan Savchuk ◽  
Iryna Sosonka ◽  
◽  
...  

The aim of the research is to diagnose the metrological characteristics of high-precision GNSS-observations by methods of non-classical error theory of measurements (NETM) based on Ukrainian reference stations. Methodology. We selected 72 GNSS reference stations, downloaded daily observation files from the LPI analysis center server, and created time series in the topocentric coordinate system. The duration of the time series is almost two years (March 24, 2019 - January 2, 2021). Using a specialized software package, the time series have been cleaned of offsets and breaks, seasonal effects, and the trend component has been removed. Verification of empirical distributions of errors was provided by the procedure of NETM on the recommendations offered by G. Jeffries and on the principles of hypothesis tests the theory according to Pearson's criterion. The main result of the research. It is established that the obtained time series of coordinates of reference GNSS stations do not confirm the hypothesis of their conformity to the normal Gaussian distribution law. NETM diagnostics of the accuracy of high-precision GNSS measurements, which is based on the use of confidence intervals for assessing the asymmetry and kurtosis of a significant sample, followed by the Pearson test, confirms the presence of weak, not removed from GNSS-processing, sources of systematic errors. Scientific novelty. The authors use the possibility of NETM to improve the processing of high-precision GNSS measurements and the need to take into account the sources of systematic errors. Failure to take into account certain factors creates the effect of shifting the time coordinate series, which, in turn, leads to subjective estimates of station velocity, i.e. their geodynamic interpretation. Practical significance. Research of the reasons for deviations of errors distribution from the established norms provides metrological literacy of carrying out high-precision GNSS measurements of large samples.


ZooKeys ◽  
2021 ◽  
Vol 1073 ◽  
pp. 119-175
Author(s):  
Mike Duran

Padre Island is the world’s longest barrier island and includes the longest stretch of undeveloped barrier island in the world. Largely due to harsh environmental conditions and difficult access, only cursory and incomplete checklists and subjective estimates of abundance have been produced. The results of an inventory of amphibians and reptiles of North Padre Island conducted 2002–2020, including the results of extensive field surveys conducted 2002–2003, are reported herein. Natural history museum and iNaturalist records are summarized and compared among North and South Padre and Mustang islands and the mainland portion of the seven counties in which the islands occur. The conservation status of rare species and extirpation of others is noted. The morphology and taxonomic status of some unique occurrences are discussed. Eleven species of amphibians and 39 species of reptiles presently occur or have occurred naturally or as introduced or accidental species on North Padre Island. Twelve species of amphibians and 50 species of reptiles occur or have occurred on North Padre, South Padre, and Mustang islands. Thirty-one species of amphibians and 93 species of reptiles have been reported from the seven counties in which the islands occur.


2021 ◽  
Vol 21 (9) ◽  
pp. 2277
Author(s):  
Gokulraj T Prabhakaran ◽  
Khaldoon O Al-Nosairy ◽  
Hagen Thieme ◽  
Michael B Hoffmann

2021 ◽  
Vol 5 (2) ◽  
pp. 68-73
Author(s):  
Muhammad Badrut Tamam ◽  
Aisyah Hadi Ramadani ◽  
Eti Mihatul Maflahah Halma ◽  
Chandra Tri Uliana Sari

The Bunder Reservoir Ecosystem is composed of various components, both biotic and abiotic. One of the components contained in the reservoir is aquatic plants as phytoremediator for wastewater. The aquatic plant inventory in the Bunder Reservoir aims to determine the diversity of aquatic plant species that have the potential to phytoremediate industrial waste. The research design was descriptive qualitative exploratory. Aquatic plant species were collected using a subjective estimates method with visual techniques. In the waters of the Bunder Reservoir, 17 species of aquatic plants from 13 families were found, including 11 emergent types, 1 free floating, 4 rooted floating, and 1 submersed. Types that have the potential to act as phytoremediators for inorganic waste in the metal categories are A. philoxeroides, A. sessilis, Cyperus sp. Hygrophila sp., I. carnea, I. aquatic, L. perpusilla, N. nucifera, Nymphaea sp., N. indica, P. barbata, and T. latifolia. The aquatic plant that has the potential for phytoremediator of pesticide waste is L. adscenden. While S. sesban tends to remove oil pollutants. Organic waste degrading species consist of T. latifolia, L. perpusilla, I.aquatica, Cyperus sp., And Brachiaria sp


Author(s):  
Tjasa Filipcic ◽  
Vedrana Sember ◽  
Maja Pajek ◽  
Janez Jerman

The higher quality of life of people with spinal cord injury is closely related with their reintegration into the social environment. Social reintegration is a demanding and complex process, requiring individuals to become active again and acquire age-, gender-, and culture-appropriate roles and social status. It also involves independence and productive behavior as part of multiple interpersonal relationships with family, friends, and others. In order to establish whether individuals with spinal cord injury who are physically active subjectively rate their quality of life to be higher compared to those who are not, sixty-two respondents from Slovenia with spinal cord injury were interviewed. Thirty-one of them were physically active, and 31 were not. The level of injury of the responders was from Th6–Th12. The participants gave the highest assessments to their interpersonal relationships, and the lowest to their satisfaction with material prosperity. Data comparison showed that subjective estimates in all areas of quality of life are higher in respondents who were involved in physical activity after their injury. The results may encourage persons with spinal cord injury to participate more often in sports programs, and also encourage others to do so.


Author(s):  
Ville Johannes Harjunen ◽  
Michiel Spapé ◽  
Niklas Ravaja

AbstractSubjective estimates of elapsed time are sensitive to the fluctuations in an emotional state. While it is well known that dangerous and threatening situations, such as electric shocks or loud noises, are perceived as lasting longer than safe events, it remains unclear whether anticipating a threatening event speeds up or slows down subjective time and what defines the direction of the distortion. We examined whether the anticipation of uncertain visual aversive events resulted in either underestimation or overestimation of perceived duration. The participants did a temporal bisection task, where they estimated durations of visual cues relative to previously learnt long and short standard durations. The colour of the to-be-timed visual cue signalled either a 50% or 0% probability of encountering an aversive image at the end of the interval. The cue durations were found to be overestimated due to anticipation of aversive images, even when no image was shown afterwards. Moreover, the overestimation was more pronounced in people who reported feeling more anxious while anticipating the image. These results demonstrate that anxiogenic anticipation of uncertain visual threats induce temporal overestimation, which questions a recently proposed view that temporal underestimation evoked by uncertain threats is due to anxiety.


Psych ◽  
2021 ◽  
Vol 3 (3) ◽  
pp. 348-359
Author(s):  
Servando E. Marron ◽  
Lucia Tomas-Aragones ◽  
Pedro C. Marijuan ◽  
Pablo Y. Mendivil-Nasarre ◽  
Jorge Navarro

Skin diseases can be the cause of a significant psychosocial burden. However, tools to screen for social interaction difficulties and diminished social networks that affect the wellbeing and mental health of the individual have not been sufficiently developed. This study is based on the sociotype approach, which has recently been proposed as a new theoretical construct implemented in the form of an ad hoc questionnaire that examines the social bonding structures and relational factors. A pilot study was conducted in Alcañiz Hospital (Spain), with a study population of 159 dermatology patients. The results showed that in both subjective estimates concerning family, friends, work, and acquaintances, and in quantitative aspects, such as social contacts, duration of conversations, and moments of laughter, there were significant differences between the sample regarding diagnostic severity, dermatological diseases, and gender. The sociotype questionnaire (SOCQ) is a useful tool to screen for social difficulties in dermatological patients.


2021 ◽  
pp. 155982762110314
Author(s):  
Ryan S. Falck ◽  
Jennifer C. Davis ◽  
Karim M. Khan ◽  
Todd C. Handy ◽  
Teresa Liu-Ambrose

One new case of dementia is detected every 4 seconds and no effective drug therapy exists. Effective behavioural strategies to promote healthy cognitive ageing are thus essential. Three behaviours related to cognitive health which we all engage in daily are physical activity, sedentary behaviour and sleep. These time-use activity behaviours are linked to cognitive health in a complex and dynamic relationship not yet fully elucidated. Understanding how each of these behaviours is related to each other and cognitive health will help determine the most practical and effective lifestyle strategies for promoting healthy cognitive ageing. In this review, we discuss methods and analytical approaches to best investigate how these time-use activity behaviours are related to cognitive health. We highlight four key recommendations for examining these relationships such that researchers should include measures which (1) are psychometrically appropriate; (2) can specifically answer the research question; (3) include objective and subjective estimates of the behaviour and (4) choose an analytical method for modelling the relationships of time-use activity behaviours with cognitive health which is appropriate for their research question.


2021 ◽  
pp. 135676672098786
Author(s):  
Melvin Prince ◽  
Young Kim

The aim of the study is to investigate the motivational effects of tourist traits and risk appraisal on tourist destination risk perception. Risk appraisal involves subjective estimates of vulnerability to a threat and the threat’s consequential severity. Fear levels influence both of these elements of risk appraisal. Individual differences in reactance proneness and risk aversion are introduced into the study model to more fully account for differences in travel destination risk perceptions. The study design involves US adults, who have used their passports for international travel in the past 5 years. Travel risk assessments were studied for four destination sites: London, Tokyo, Kuala Lumpur and Istanbul. A general structural model is developed to test hypotheses about antecedents and consequents of risk appraisal and destination risk perception.


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