The US economy will continue to progress as long as long as there is a steady trend of bringing back off shored production and we get control of our run away entitlement system
The number of illegal aliens on welfare is staggering
California refuses to implement welfare work requirements because the number of phantom and fraudulent welfare recipients would be exposed
What is not sustainable is Welfare and other programs for the illegals. If our Representatives don't put a stop to illegals draining our system we will be destroyed financially. That's the part Alan missed.