mediation effect

[hussein bataineh]

HI please

i need help related to my question in the mediation effect

in my first hypothesis im investigatingthe impact of CSO on Equity where i hypothetically H1 that the presence of CSO is negatively associated withe percentages of pension asset invested in equity
m
my model is


xtreg EQUITY CSO FSIZE OP_CF SD_OCF TAX BM LEV MA DPP RPP PSIZE DR Sustainability CSR_Committee i.year if jon==0 , fe robust


in my second hypothesis i want to see the mediating effect of sustainability performance on the relationship between CSO dummy variable(1,0) and percentages of asset invested in equity


sem (SustainabilityScore_w<-CSO FSIZE OP_CF SD_OCF TAX BM LEV MA DPP RPP PSIZE DR Governance_Score_w CSR_Committee) (EQUITY<-SustainabilityScore_w CSO FSIZE OP_CF SD_OCF TAX BM LEV MA DPP RPP PSIZE DR Governance_Score_w CSR_Committee) , nocapslatent

Q1 did i implement the the mediation relationship correct?

Q2 in my main model i control for firm fixed effect and year fixed effect how can adds in the in the mediation relationship please


Thanks for help