Evolutionary Game Theory-Based Evaluation of P2P File-Sharing Systems in Heterogeneous Environments

Table 2

Payoff matrix with user heterogeneity (𝑇_𝑘>𝑅_𝑘≥𝑆_𝑘>𝑃_𝑘).

	Player 𝑗
Player 𝑖	Cooperator	Defector
cooperator	(𝑅𝑖,𝑅𝑗)	(𝑆𝑖,𝑇𝑗)
defector	(𝑇𝑖,𝑆𝑗)	(𝑃𝑖,𝑃𝑗)