Study: 69% Cooperate With Strangers Despite Costs

Scientists just delivered the antidote to "everyone's out for themselves" thinking, and it's backed by data from over 100,000 people.

Researchers studied cooperation patterns across 125 countries and discovered something remarkable. When given a choice between $100 guaranteed for themselves or $70 plus a $400 donation to fight climate change, 69% of people chose to cooperate with a stranger, even though it cost them personally.

Here's the twist. Those same cooperative people thought only 47% of others would do the same thing.

That gap between what we do and what we think others will do showed up in 124 of the 125 countries studied. It wasn't a fluke or limited to certain cultures. This pessimism about others appears to be nearly universal.

The experiment had one extra layer of difficulty. Participants only got their $70 if their anonymous partner made the same cooperative choice independently, without knowing what the other person chose. They had to trust a stranger to care about climate action as much as they did.

And most people did.

Why This Inspires

We're living through an era that feels impossibly divided. Social media amplifies conflict. News cycles focus on disagreement. It's easy to believe we've lost our ability to work together on the big problems facing our world.

But this study suggests something different. The problem isn't that people won't cooperate. It's that we've stopped believing others will join us.

This research matters for every challenge that requires collective action, from climate change to community projects to global health crises. When we underestimate others' willingness to help, we're less likely to try cooperative solutions ourselves.

The good news? We're already more cooperative than we think. We just need to start acting like it.

The study reveals that our instinct to help hasn't disappeared. It's been there all along, quietly working in 125 countries, waiting for us to notice what we're capable of when we work together.