Define neighborhoods ie proximity on a time scale (age) instead of a geographic scale (backyards) and it seems like the exact same problem : a case where the vo

Define neighborhoods ie proximity on a time scale (age) instead of a geographic scale (backyards) and it seems like the exact same problem : a case where the voting density (voting power) function does not match the impacts function (who pays for what), with the cause of the externality being a proximity preference.