This structural pattern operates within a bounded system where multiple decision-makers face interdependent choices with known consequence structures. The pattern assumes rational actors who can calculate payoffs, simultaneous decision-making without communication, and a fixed incentive structure that creates tension between individual and collective optimization. The dynamics inside the boundary include strategic reasoning, payoff evaluation, and the emergence of suboptimal outcomes from individually rational choices.
The pattern explicitly excludes external enforcement mechanisms, repeated interactions that might enable reputation-building, side payments or compensation schemes, and any form of binding communication or commitment devices. It also assumes away learning processes, changing preferences, or evolving payoff structures over time.
The fundamental assumption defining this pattern is the misalignment between individual incentives and collective welfare, combined with the inability to coordinate choices. This creates a tragic structure where rational actors, acting in their own interest with full knowledge of the consequences, systematically produce outcomes that leave everyone worse off than alternatives that require mutual cooperation.