AUTHOR=Zheng Jiaqi , Liu Haoliang , He Zhifang TITLE=The relationship between subjective social class and pro-social behavior: the mediating role of self-control and the dual-edged sword effect of shame JOURNAL=Frontiers in Psychology VOLUME=16 YEAR=2025 URL=https://www.frontiersin.org/journals/psychology/articles/10.3389/fpsyg.2025.1542045 DOI=10.3389/fpsyg.2025.1542045 ISSN=1664-1078