How behavioral biases lead investors to make costly mistakes
Introduction: Why Psychology Dominates Investment OutcomesMarkets are often portrayed as rational systems driven by data, valuation models, and economic indicators. In reality, investor behavior frequently overrides logic. Numerous academic studies, including research from behavioral finance pioneers such as Daniel Kahneman and Richard Thaler, show that psychological biases systematically distort decision-making. These biases lead investors to buy high, sell low, chase trends, ignore risks, and cling to failing positions.Below are the twelve most destructive psychological biases that undermine long-term wealth creation, along with practical examples and evidence-based insights.1. Overconfidence BiasDefinition: The tendency to overestimate one’s knowledge, skill, or predictive ability.Investors consistently…
