Whereas US-Americans are not very concerned about their large income inequalities, Germans view considerably smaller differences much more critically. This is not surprising given that Europeans tend to be considerably more pessimistic about how equal their societies actually are.
Income: Biased inequality perceptions
More on the topic

IW Distribution Report 2023: Attitudes towards social mobility
Fundamentally linked to the social market economy is the idea that everyone has the opportunity for social advancement, regardless of their social background, and that children should be better off than their parents.
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Punching up or Punching down?: How Stereotyping the Rich and the Poor Impacts Redistributive Preferences in Germany
Redistribution and the welfare state have been linked by academic discourse to narratives that portray specific societal groups as ‘deserving’ or ‘undeserving’. The present analysis contributes to this scholarship in a twofold manner.
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