Most of the metrics which he's looking at which improved under southern Somalia's anarcho-capitalism happened because of an increase in remittances. I don't think anybody's arguing that if Somalis didn't have legions of relatives abroad sending them money the humanitarian disaster would have been even worse.
The security implications of living with a system of competing warlords (or 'insurance companies', in ancap terminology) are also massively glossed over.
The security implications of living with a system of competing warlords (or 'insurance companies', in ancap terminology) are also massively glossed over.