摘要: Publisher Summary Rationality is not a genuine term of scientific psychology but rather concept philosophy and economics. The most common relevant definition says that an action rational if it in line with the values beliefs individual concerned; or more precisely, logical consistent as stated set axioms. This specifies behavior normatively. Empirical research can study whether actual human sense obeys norm. chapter distinguishes two camps, one points to deficiency argues for efficiency judgment decision. members first camp—pessimists—claim decision making under uncertainty often show systematic serious errors because in-built characteristics cognitive system. optimists other camp claim are highly efficient functional even complex situations.