behavioural finance helps: the field
However, personal biases and emotions inject a wedge into the process of decision-making, leading to less-than-optimal financial decisions. It is where behavioural finance helps: the field unifying the perspectives of psychology with that of traditional economics. Once you know of the cognitive biases along with emotional factors creating impairments in financial decision-making, the domain of behavioural finance would be of help to you in formulating a better retirement plan.