Table 1 Long-term payoff matrix of gift giving game involving extortion strategy.

From: The evolutionary extortion game of multiple groups in hypernetworks

 

Node \(j\)

\(C\)

\(D\)

\(E_{\chi }\)

Node \(i\)

\(C\)

\((b - c,b - c)\)

\(( - c,b)\)

\(\left( {\frac{{(b^{2} - c^{2} )}}{(b\chi + c)},\frac{{(b^{2} - c^{2} )\chi }}{(b\chi + c)}} \right)\)

\(D\)

\((b, - c)\)

\((0,0)\)

\((0,0)\)

\(E_{\chi }\)

\(\left( {\frac{{(b^{2} - c^{2} )\chi }}{(b\chi + c)},\frac{{(b^{2} - c^{2} )}}{(b\chi + c)}} \right)\)

\((0,0)\)

\((0,0)\)