That the great majority of gang homicides involve a firearm and took place in public suggests that inter-gang conflict and retaliation (perhaps territory disputes, personal beefs or just defending reputations) as the main causes of killings.
The trust frameworks are designed to be public, standardised and inter-operable, so that people and companies can play various roles in the framework and still manage trusted relationships.
While many argue that Chinese bailouts should not be feared, because they increase that country's stake in US recovery, it is also clear that the public in both countries is often uncomfortable with this inter-dependence.