AUTHOR=Dou Chengqiang , Liu Ying TITLE=Does the reform of the phased reduction of the pension insurance contribution rate benefit the labor income share of enterprises? JOURNAL=Frontiers in Public Health VOLUME=12 YEAR=2025 URL=https://www.frontiersin.org/journals/public-health/articles/10.3389/fpubh.2024.1473166 DOI=10.3389/fpubh.2024.1473166 ISSN=2296-2565