نتایج جستجو برای: risky decision making

تعداد نتایج: 550853  

Journal: :Brain research 2008
Bethany J Weber Scott A Huettel

Many important decisions involve outcomes that are either probabilistic or delayed. Based on similarities in decision preferences, models of decision making have postulated that the same psychological processes may underlie decisions involving probabilities (i.e., risky choice) and decisions involving delay (i.e., intertemporal choice). Equivocal behavioral evidence has made this hypothesis dif...

Journal: :Journal of cognitive neuroscience 2011
Laura N. Martin Mauricio R. Delgado

Cognitive strategies typically involved in regulating negative emotions have recently been shown to also be effective with positive emotions associated with monetary rewards. However, it is less clear how these strategies influence behavior, such as preferences expressed during decision-making under risk, and the underlying neural circuitry. That is, can the effective use of emotion regulation ...

2015
Andrew M. Parker Joshua A. Weller

Decision-making competence reflects individual differences in the susceptibility to committing decision-making errors, measured using tasks common from behavioral decision research (e.g., framing effects, under/overconfidence, following decision rules). Prior research demonstrates that those with higher decision-making competence report lower incidence of health-risking and antisocial behaviors...

Journal: :NeuroImage 2011
Nicola Canessa Matteo Motterlini Federica Alemanno Daniela Perani Stefano F. Cappa

Decision-making is strongly influenced by the counterfactual anticipation of personal regret and relief, through a learning process involving the ventromedial-prefrontal cortex. We previously reported that observing the regretful outcomes of another's choices reactivates the regret-network. Here we extend those findings by investigating whether this resonant mechanism also underpins interactive...

2014
ARIT M. HARVANKO KATHERINE L. DERBYSHIRE R.N. LIANA SCHREIBER JON E. GRANT

BACKGROUND AND AIMS Past research suggests that sleep problems are associated with increased risky decision-making. Similarly, gambling disorder and alcohol use disorder are also associated with increased risky decision-making. Individuals with gambling disorder or alcohol use disorder have also reported higher rates of sleep problems compared to normal healthy controls. As such, we sought to e...

Journal: :basic and clinical neuroscience 0
arash khodadadi e-mail address: [email protected]. tel.: (+98)9133264404 amir dezfouli center of excellence for control & intelligent processing department of electrical & computer engineering, neuro cognitive laboratory, iranian national center for addiction studies, pegah fakhari center of excellence for control & intelligent processing department of electrical & computer engineering, hamed ekhtiari neuro cognitive laboratory, iranian national center for addiction studies,

a b s t r a c tintroduction: although decision-making processes have become a principal target of study among addiction researchers, few researches are published according to effects of different treatment methods on the cognitive processes underlying decision making up to now. utilizing cognitive modeling method, in this paper we examine the effects of methadone maintenance treatment (mmt) on ...

Journal: :Cerebral cortex 2014
Colin M Stopper Emily B Green Stan B Floresco

Separate regions of the orbitofrontal cortex (OFC) have been implicated in mediating different aspects of cost-benefit decision-making in humans and animals. Anatomical and functional imaging studies indicate that the medial (mOFC) and lateral OFC may subserve dissociable functions related to reward and decision-making processes, yet the majority of studies in rodents have focused on the latera...

Journal: :The Journal of neuroscience : the official journal of the Society for Neuroscience 2013
Philippa L Rock Catherine J Harmer Sarah F B McTavish Guy M Goodwin Robert D Rogers

Effective decision-making can involve using environmental signals about the possible good and bad outcomes, and their probabilities, to select optimal actions. Problematic decision-making in psychiatric disorders, and particularly bipolar illness, may result from disrupted use of these reinforcement cues, leading to actions that reflect or precipitate pathological changes in mood. Previous expe...

Journal: :iranian red crescent medical journal 0
jiaxi peng department of psychology, fourth military medical university, xi'an, china hongzheng li mental health center, 303 hospital, nanning, china danmin miao department of psychology, fourth military medical university, xi'an, china; department of psychology, fourth military medical university, 710032, xi'an, china, tel: +86-2984774816, fax: +86-2984774816 xi feng department of psychology, fourth military medical university, xi'an, china

results all the frames that were examined leaded to significant framing effects: when the asia disease problem was described in a positive frame, the participants preferred the conservative frame than the risky one, while if in a negative frame, the preference reversed (p < 0.01). if the drug effect was described as “of 100 patients taking this kind of medicine, 70 patients became better”, peop...

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