"Heuristic" is a fancy word used by behavioral finance experts to describe "rules of thumb" that people use to simplify financial decisions. In other words, "mental shortcuts," perceptions, pre-conceived notions, or biases that influence the way we handle money. Because there is so much financial information available today and so little time available to process it, everybody is looking for easy ways to make decisions. Unfortunately, heuristics can sometimes lead to poor results or cause people to overlook attractive investment opportunities. Below are six common examples: Search This Site: