What will be equilibrium behavior of agents with highest incomes in face of threats by subversives to their lives and patrimony? In context of a game theory model, one of strategies which has been discussed, paying security contract the guerrillas offer in form of extorsion, is a Nash equilibrium, both in its conventional form and in its stable evolution form The article also discusses plausibility of conduct associated with such a strategy, and demonstrates that this will continue to dominate Colombian situation as long as expectations of agents regarding intensity and durability of conflict don't change