Table 6 Effect size and predictive relevance. Endogenous Variables Q2 R 2 Exogenous Variables Effect Size f2 E-P 0.425 0.587 E-Govt2019-nCoV-WOM 0.1070.456 ATOB 0.378 0.554 E-Govt2019-nCoV-WOM 0.1420.323 S-P 0.456 0.659 E-Govt2019-nCoV-WOME-PATOB 0.0280.1490.0370.059 Note: E-P, S-P, and ATOB are dependent variables; E-Govt and 2019-nCoV-WOM are independent variables.