Supplementary Materials(Size Paradox: The Nonlinear Effect of Board Size on Corporate Environmental, Social and Governance Greenwashing)

Table S1 Balancing test: Nearest neighbor matching (1:5) using Bsize as the treatment variable Table S2 Average Treatment Effect on the Treated (ATT) from Propensity Score Matching Table S3 Additional Robustness Test补充表S1 平衡性检验：以Bsize作为处理变量的最近邻匹配（1:5） 补充表S2 基于倾向得分匹配的处理组平均处理效应（Average Treatment Effect on the Treated, ATT） 补充表S3 额外稳健性检验