Higher uncertainty × Reversible

You do not know enough, but you can undo the choice cheaply. So stop researching and buy the missing knowledge by doing: run a small real trial, watch what happens, then keep or reverse based on the result.

You do not know enough, but you can undo the choice cheaply. So stop researching and buy the missing knowledge by doing: run a small real trial, watch what happens, then keep or reverse based on the result.

Example

You have no idea whether you can sleep through a 20-degree night. Instead of reading reviews for another week, buy the $150 bag with free returns, spend one cold night in the yard, and send it back Monday if you shivered.