In evolutionary models, where each individual reproduces in proportion to its average payoff, and if defectors working with cooperators get higher returns than cooperators working together, and if cooperators and defectors look exactly alike, then
A)cooperators are destined for extinction.
B)defectors are destined for extinction.
C)an equilibrium will result with more than half of the population being cooperators.
D)there will be no change in the population proportions from the starting point.

Question

Quizplus · Accepted Answer

In this scenario, defectors have a higher payoff and therefore reproduce more than cooperators. This leads to a decrease in the proportion of cooperators in the population over time until they eventually go extinct.

In Evolutionary Models, Where Each Individual Reproduces in Proportion to Its