← Choose another storysmall world ✳ONE IDEA AT A TIME
When markets struggle

Who pays for a light everyone can use?

Step 1 of 9
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START WITH A HUNCH

Will the light appear?

Imagine four households share a street. A bright season of light costs $60. Each household values that light at $20. If everyone wants it, will the light automatically appear?

What is your first hunch?

Make a prediction

Do you think the streetlight will be built?

Do you think the streetlight will be built?
Make your prediction to continue.
For grown-ups