Supplementary Materials for "The Quintuple Synergistic Ecosystem for Digital Transformation in Construction SMEs: A System Dynamics Simulation"

Table S1: Anonymized Profile of the Expanded Expert Panel; Table S2: Semantic Mapping Examples; Table S3: Equation Dictionary and Initial State Variables; Table S4: PLS Estimation Results for Digital_Tech_Capability; Table S5: ARIMA Model Diagnostics for Exogenous Variables; Table S6: Historical Fit Error Margin for DT_Level_SMCEs; Figure S1: Monte Carlo Sensitivity Bounds for DT Level of SMCEs; Figure S2: Multi-Parameter Monte Carlo Sensitivity Bounds for Core Structural Parameters.