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Desarrollo de relaciones cooperativas a través del aumento de la inversión en inversiones
1Evolution and Behaviour Research Group, Department of Psychology, University of Newcastle upon Tyne, UK. gilbert.roberts@ncl.ac.uk
Nature
|July 22, 1998
Resumen
La cooperación puede prosperar con inversiones variables utilizando la estrategia de "elevar las apuestas". Este enfoque, a diferencia de los modelos discretos, permite aumentos graduales de la inversión, evitando la explotación y mejorando la reciprocidad.
Área de la Ciencia:
- Teoría del juego evolutivo Teoría del juego evolutivo
- La economía del comportamiento es la economía del comportamiento.
Sus antecedentes:
- El altruismo recíproco puede surgir entre individuos no relacionados a través de estrategias receptivas como el tit-for-tat.
- Los modelos tradicionales, como el dilema del prisionero, utilizan opciones discretas (cooperar/defectar), lo que limita el estudio de los niveles variables de cooperación.
Objetivo del estudio:
- Investigar cómo se puede sostener la cooperación con niveles de inversión variables.
- Introducir y analizar una nueva estrategia, "elevar las apuestas", para la cooperación variable.
Principales métodos:
- Desarrollo de una nueva estrategia llamada "elevar las apuestas" que permita aumentos incrementales en la inversión.
- Análisis de la capacidad de la estrategia para invadir poblaciones de no altruistas y resistir la explotación.
Principales resultados:
- La estrategia de "elevar las apuestas" permite que la cooperación prospere a pesar de la inversión variable.
- Esta estrategia puede invadir con éxito poblaciones de no altruistas y es resistente a la explotación.
- Los aumentos graduales de la inversión, en lugar de "salto de fe", estabilizan la reciprocidad.
Conclusiones:
- La inversión variable en cooperación es sostenible y puede administrarse de manera efectiva.
- "Raise-the-stakes" ofrece un modelo más realista para la evolución de la cooperación que los modelos de elección discreta.
- Esta estrategia mejora la estabilidad y la efectividad del altruismo recíproco.
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