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オーバービッディングを理解する:報酬の神経回路を使用して,経済的なオークションを設計する
Mauricio R Delgado1, Andrew Schotter, Erkut Y Ozbay
1Department of Psychology, Rutgers University, Newark, NJ 07102, USA.
まとめ
社会的競争と損失を考えるため,人々はオークションでオーバービッドした. この神経経済学の研究は,オークションでの損失嫌悪が,より高い入札を促し,経済行動に影響を及ぼすことを明らかにしています.
科学分野:
- 神経経済学 神経経済学とは
- 行動経済学は,行動経済学である.
- 社会心理学 社会心理学とは
背景:
- 経済理論では,オークションでのオーバービッディングは"勝利の喜び"やリスク回避から生じるという.
- 特に社会的な文脈で,オークションのオーバービッディングの背後にある神経機構は,まだ完全に理解されていません.
研究 の 目的:
- オークションのオーバービッディングのニューラル基盤を調査するために.
- オークション中の社会的競争における損失の考慮の役割を探求する.
- 神経画像と行動データを統合して,オーバービッディング現象を説明する.
主な方法:
- オークション中の脳活動 (BOLD応答) を測定するために,機能的磁気共鳴画像 (fMRI) を用いる.
- ストライアタムの神経反応と入札行動の相関.
- 損失枠組の過剰入札に対する効果をテストするための行動実験の設計.
主要な成果:
- オークションでの社会的競争は,血中の酸素レベルに依存した (BOLD) ストレータム内の損失に対する反応を高めました.
- より大きなオーバービッディングは,この損失に関連する神経応答の大きさと相関していた.
- 損失を強調するためにオークションをフレームにすることで,オーバービッディングの行動が著しく増加しました.
結論:
- 社会的文脈における損失の考慮は,オークションの過大入札の重要な仲介者です.
- 神経経済学的発見は,純粋に"勝利の喜び"やリスク回避の説明に異議を唱える.
- 社会的環境における損失嫌悪を理解することは,オークションにおける経済的決定を説明するために極めて重要です.
関連する概念動画
Law of Effect
B.F. Skinner, a prominent figure in behavioral psychology, introduced operant conditioning by emphasizing the role of consequences in shaping behavior. This theory builds upon the law of effect proposed by Edward Thorndike, which posits that behaviors followed by satisfying outcomes are likely to be repeated. In contrast, those followed by unsatisfying outcomes are less likely to recur.
Edward Thorndike's foundational work involved studying learning in animals, particularly using puzzle boxes...
Edward Thorndike's foundational work involved studying learning in animals, particularly using puzzle boxes...
Operant Conditioning
Operant conditioning, a key concept in behavioral psychology, involves using reinforcement and punishment to alter the likelihood of a behavior being repeated. B.F. introduced this type of conditioning. Skinner focused on voluntary behaviors and the consequences that follow them, influencing whether these behaviors will be strengthened or diminished.
Reinforcement in operant conditioning can be positive or negative, both of which serve to increase the likelihood of a behavior. Positive...
Reinforcement in operant conditioning can be positive or negative, both of which serve to increase the likelihood of a behavior. Positive...
Compensation Mechanisms
The human body employs intricate mechanisms to counteract changes in blood pH, preventing conditions like acidosis (pH < 7.35) and alkalosis (pH > 7.45). These compensatory responses aim to restore normal arterial blood pH by engaging respiratory or renal systems, depending on the source of the imbalance.
Respiratory Compensation
This mechanism addresses metabolic-induced pH imbalances by adjusting breathing rates. Respiratory compensation begins within minutes of detecting a pH...
Respiratory Compensation
This mechanism addresses metabolic-induced pH imbalances by adjusting breathing rates. Respiratory compensation begins within minutes of detecting a pH...
Timing and Consequences on Behavior
In operant conditioning, the timing of reinforcement is crucial. For animals like rats and cats, immediate reinforcement (within a few seconds) is much more effective than delayed reinforcement. For example, a food reward for a rat needs to follow within 30 seconds of pressing a bar to be effective.
Humans, however, can respond to delayed reinforcers. We often make decisions between immediate small rewards and delayed larger rewards. This ability to delay gratification is a significant factor...
Humans, however, can respond to delayed reinforcers. We often make decisions between immediate small rewards and delayed larger rewards. This ability to delay gratification is a significant factor...
Reinforcement
Positive and negative reinforcement are key concepts in operant conditioning, a learning process where the consequences of a behavior affect the likelihood of that behavior being repeated.
Positive reinforcement occurs when a behavior is followed by the presentation of a rewarding stimulus, increasing the frequency of that behavior. For example:
Positive reinforcement occurs when a behavior is followed by the presentation of a rewarding stimulus, increasing the frequency of that behavior. For example:
Neural Circuits
Neural circuits and neuronal pools are two of the main structures found in the nervous system. Neural circuits are networks of neurons that work together to carry out a specific task or process. They consist of interconnected neurons and glial cells, which provide structural and metabolic support.
Neuronal pools are collections of nerve cells with similar functions and interact through chemical and electrical signals. These pools include both interneurons (the central neural circuit nodes that...
Neuronal pools are collections of nerve cells with similar functions and interact through chemical and electrical signals. These pools include both interneurons (the central neural circuit nodes that...
