For a decade, scientists argued about whether poor people or rich people are more generous — and a team of researchers has finally settled the debate with an answer that makes both sides feel a little less wrong. The study, led by doctoral student Johannes Stark (now at Hong Kong Polytechnic University, then at Hamburg's Kühne Logistics University), dug into data from roughly 680,000 people and found that the poor and the wealthy each give more — just in different situations.

The question has nagged researchers since a famous 2010 study. One camp argued that people with less money and education are more generous because they lean on one another in everyday life and feel a deeper bond with others. The other camp countered that generosity takes resources, and those who have more can hand over more. Experiments kept bouncing back and forth, sometimes showing one result, sometimes the other, and often no clear link at all.

The resolution came from weaving together three separate studies. A fresh look at a pool of about 160 studies and 680,000 survey respondents showed that wealthier people really do give more when helping costs money — like making donations. But that advantage nearly vanishes when help requires direct, personal contact, such as lending a hand to someone who needs specific support.

To explain why, the team turned to Germany's long-term Socio-Economic Panel, which tracked more than 8,500 people. People from lower-income backgrounds experience greater dependence on others in their daily lives, and because they rely on one another, they step up in person. People from higher-income backgrounds hold more financial resources, so they can donate more. A pre-registered experiment with about 960 participants confirmed both gears are turning: participants who felt dependent on others, or who had extra money on hand, each shared more generously in their own way.

"Both sides were right — just in different situations," said supervising professor Christian Tröster, an expert in leadership and organizational behavior at KLU. "People who rely on others in their daily lives are more likely to help when someone is right in front of them. People who have money to spare are more likely to give when help costs money."

The findings carry a warning for anyone tempted to stereotype. "Broad generalizations about the generous poor or the stingy rich are misleading," said co-author Niels Van Quaquebeke. "Whether someone helps depends less on their bank balance than on whether the situation calls for empathy or money."

For neighborhoods, companies and fundraisers, the takeaway is practical: shape the situation, not the people. To spark more helping, encourage not just cash but time and personal commitment — through face-to-face encounters, volunteer work and low-barrier chances to join in. Generosity, it turns out, is less about who you are and more about the room you're standing in. The findings appeared in the Journal of Experimental Social Psychology, and they give both the generous neighbor and the generous donor a seat at the same table.