Medium Impact
Algorithm: High
Consumer Behaviour
Post-Purchase Rationalisation
"This impulse purchase was actually a brilliant investment in my future happiness and productivity."
What is Post-Purchase Rationalisation?

Justifying purchases after the fact to reduce cognitive dissonance about spending decisions.

Real-World Impact

Prevents learning from poor purchasing decisions, enables overconsumption, and helps maintain consumer spending habits.

Fun Fact

The more expensive or unnecessary the purchase, the stronger the rationalisation becomes to justify the decision.

Random Insight

"The only thing more predictable than human irrationality is humans' surprise at being irrational."