Figure 4
From: Basics of coalitional games with applications to communications and networking
Subcarrier allocation in OFDMA network game in strategic form. The three strategies for three players k1, k2, and k3 are transmitting with the maximum power only on subcarrier number 1 (a1), transmitting with the maximum power only on subcarrier number 2 (a2), and equal division of the maximum power among both subcarriers (a3). The player’s payoff is the achieved channel capacity in kb/s.