Editing Complexity (section)

=== The law of requisite complexity ===
Deriving from the [[Variety (cybernetics)#Law of requisite variety|law of requisite variety]], Boisot and McKelvey formulated the ‘Law of Requisite Complexity’, that holds that, in order to be efficaciously adaptive, the internal complexity of a system must match the external complexity it confronts.<ref>{{Cite journal|last1=Boisot|first1=M.|last2=McKelvey|first2=B.|date=2011|title=Complexity and organization-environment relations: revisiting Ashby's law of requisite variety|journal=P. Allen, the Sage Handbook of Complexity and Management|language=en|pages=279–298}}</ref>