A Historical Perspective on Globalization

[desert]

Yeah, but the Delian league meets all the criteria you put forth in the OP, and you could just discuss the trade aspect of it.

[Tellos Athenaios]

You seem to be steering your paper towards a certain direction a priori which may or may not fit the time-space frame you choose... Apart from the exploitative predicate (in casu of Carthage, the relation may or may not have been equal but exploitative?), how many actual highly urbanized societies exist which contain a strong center point which has, so to speak, the focus within the society? Remember: even in the poleis, the majority of inhabitants did not live within the actual astu.