Dopaminergic Modulation of Risky Decision-Making
نویسندگان
چکیده
منابع مشابه
Dopaminergic modulation of risky decision-making.
Many psychiatric disorders are characterized by abnormal risky decision-making and dysregulated dopamine receptor expression. The current study was designed to determine how different dopamine receptor subtypes modulate risk-taking in young adult rats, using a "Risky Decision-making Task" that involves choices between small "safe" rewards and large "risky" rewards accompanied by adverse consequ...
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The neuromodulator dopamine has a well established role in reporting appetitive prediction errors that are widely considered in terms of learning. However, across a wide variety of contexts, both phasic and tonic aspects of dopamine are likely to exert more immediate effects that have been less well characterized. Of particular interest is dopamine's influence on economic risk taking and on sub...
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In this report, we analyze adolescent risk-taking from a behavioral decision-making perspective, with respect to the following questions: •Why is adolescent risky decision making important? •What is rational, adaptive, or good decision-making for adolescents (i.e., normative approaches)? •What are the main explanatory models of adolescent risk taking? •What are the key data (i.e., those data th...
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Introduction: Biological aspects of personality have an influence on people psychological dimensions. The present study was aimed to compare prospective memory, risky decision-making, collaborative decision-making between individuals with morning and evening circadian typology. Methods: For this purpose, a study with quantitative methodology approach and a descriptive design was conceived. T...
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During the last 25 years, prospect theory and its successor, cumulative prospect theory, replaced expected utility as the dominant descriptive theories of risky decision making. Although these models account for the original Allais paradoxes, 11 new paradoxes show where prospect theories lead to self-contradiction or systematic false predictions. The new findings are consistent with and, in sev...
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ژورنال
عنوان ژورنال: Journal of Neuroscience
سال: 2011
ISSN: 0270-6474,1529-2401
DOI: 10.1523/jneurosci.3772-11.2011