Official websites use .gov
A
.gov website belongs to an official
government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you've safely
connected to the .gov website. Share sensitive
information only on official, secure websites.
These results from non-evolutionary runs show that migration rates before selection are very high for most cooperator and defector thresholds when the proportion of cooperators is 5% (the starting proportion for all simulations reported in this paper).
