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KahnemanComparison

Availability vs Base Rate

Risk estimation, hiring, forecasting, anything where vivid recent memories influence judgment.

AxisAvailability heuristicBase rate (and base-rate neglect)
Drives byHow easily examples come to mindBackground frequency in the relevant population
When wrongRare-but-vivid feels common; common-but-quiet feels rareAlmost never, but ignored too often
Example

After a friend's startup fails, «most startups fail» feels truer - even if the base rate hasn't changed.

Read the original book

This part of the knowledge base is inspired by the book. Go to the Ukrainian edition to explore the concept in depth.