      &  \makecell{Significantly \\ positive}      & \makecell{Positive \\(insignificant)}       & \makecell{Negative \\(insignificant)}   &   \makecell{Significantly \\ negative}    \\
      &  (1)                & (2)             & (3)           & (4)         \\
 \midrule 
 \\  
 \textbf{Panel A}: Behavioral framework & & & & \\[1em]  
 Cooperation belief & 80   &  39   &  6 & 0  \\
 Approval of social norm & 60   &  55   &  9 & 1  \\
 Preference for common good & 82   &  40   &  3 & 0  \\
 Altruism (std.) & 40   &  62   &  23 & 0  \\
 Patience (std.) & 20   &  62   &  41 & 2  \\
 Risk-taking (std.) & 14   &  75   &  35 & 1  \\
 \\  
 \textbf{Panel B}: Sociodemographics & & & & \\[1em]  
 Female & 9   &  43   &  63 & 10  \\
 Age (in 20 years) & 3   &  34   &  65 & 23  \\
 Income percentile rank (in steps of 10) & 35   &  63   &  21 & 3  \\
 Secondary education & 28   &  79   &  16 & 2  \\
 Tertiary education & 47   &  61   &  14 & 2  \\
