Research that adds elements of psychology to traditional models in an attempt to better understand
decision-making by investors, consumers and other economic participants.
Behavioural
economics
Is something that motivates economic agents (consumers, firms, workers, governments) to behave in a certain way.
Incentives
The amount of utility derived from consuming one more unit of output.
Marginal utility
Signals that motivate economic actors to change their behaviour perhaps in the direction of greater
economic efficiency.
Market incentives
The assumption that producers wish to produce an output that will create maximum profit levels.
Profit maximisation
Involves the weighing up of costs and benefits and trying to maximise the surplus
of benefits over costs.
Rational choice
The total satisfaction received from consuming a given amount of a good or service.
Total utility
Is a measure of the satisfaction that we get from purchasing and consuming a good or
service.
Utility
The assumption that consumers behave rationally in allocating their limited budget between different products so as to maximise total satisfaction from their purchases.
Utility maximisation