Table 4

Interactive effects on firm performance

Model 1Model 2Model 3
Firm Size1.5376***(0.0432)1.4889***(0.0431)1.5791***(0.0410)
Sex0.6899***(0.0698)0.7089***(0.0685)0.5637***(0.0652)
Age1.5909***(0.1241)1.5648***(0.1218)1.4321***(0.1144)
Square of Age−0.4009***(0.0331)−0.3694***(0.0328)−0.3483***(0.0308)
Informal Income1.7746***(0.1245)1.8815***(0.1230)1.8177***(0.1151)
Business (No)0.4714***(0.1223)0.1230***(0.1200)0.4672***(0.1122)
Business registration0.0926(0.0784)0.0359(0.0719)0.0709(0.0673)
Co-funding0.7268***(0.1446)1.5031***(0.1905)6.6099***(0.4696)
Reg*Duality−0.6683***(0.1829)  
Age*Duality −0.6331***(0.0897) 
Size*Duality  −1.5754***(0.1340)
R-Square0.580.580.58
F-stat. (Prob.)8231(0.0000)8546 (0.0000)8818(0.0000)
Provincial DummiesYesYesYes
Obs.957957957
Source(s): Authors’ (2025)

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