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A Simple Mechanism Causing Wealth Concentration.

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This study demonstrates how wealth condensation naturally arises from simple trading rules between agents, even when ignoring production. The model highlights the impact of relative wealth changes in financial markets.

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Area of Science:

  • Economics
  • Agent-Based Modeling
  • Financial Markets

Background:

  • Neoclassical economic models often simplify market dynamics by excluding factors like production and labor.
  • Understanding wealth condensation is crucial for analyzing economic inequality and market stability.

Purpose of the Study:

  • To investigate the fundamental mechanisms driving wealth condensation.
  • To model wealth condensation using a simplified agent-based approach focusing on bilateral trade.

Main Methods:

  • Developed a model based on neoclassical economics, focusing on bilateral links between randomly selected agents.
  • Implemented a simple matching process with deterministic trading rules and random agent selection.
  • Analyzed relative wealth changes, abstracting from the characteristics of traded goods, akin to financial markets.

Main Results:

  • Demonstrated that simple assumptions regarding agent interaction and trading naturally lead to wealth condensation.
  • Showcased the emergence of wealth inequality from basic economic interactions.

Conclusions:

  • The study confirms that wealth condensation can occur even in highly simplified economic models.
  • Highlights the potential role of wealth redistribution mechanisms within such models.