In the domain of behavioral economics, the influence of cognitive biases on decision-making is critically examined. Researchers such as Daniel Kahneman and Amos Tversky have identified numerous biases that impact the choices individuals make, often leading to irrational outcomes. For instance, the concept of 'loss aversion' suggests that people tend to prefer avoiding losses over acquiring equivalent gains. This phenomenon plays a significant role in how investors respond to market fluctuations. Furthermore, the 'anchoring effect' reveals that individuals often rely too heavily on the first piece of information they encounter when making decisions, even if that information is irrelevant. As a result, these cognitive biases can lead individuals to make suboptimal choices in various aspects of life, including finance, health, and personal relationships.