Behavioural Economics
(field of studies: Economics)

Magnum vectigal est parsimonia.

Too often in recent history liberal governments have been wrecked on rocks of loose fiscal policy.

Economics is not simply a topic on which to express opinions or vent emotions. It is a systematic study of what happens when you do specific things in specific ways. In economic analysis, the methods used by a Marxist economist like Oskar Lange did not differ in any fundamental way from the methods used by a conservative economist like Milton Friedman.