![Basedonastudyin40countriesover23years,agroupofresearche...]( "Basedonastudyin40countriesover23years,agroupofresearche...")
- 问题详情：Basedonastudyin40countriesover23years,agroupofresearchersfoundthatifthebasicneedsarecovered,wealthdoesnotleadtomorehappiness.Theyexplainedthatwithanincreasingincome,demandsandexpectationsarerisingaswell.InGermany,forexample,realincomerosefrom...
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