Your model assumes Russia cannot sustain a conventional war, and will have to escalate.
Assume that Russia and the BRICS+ can sustain and certainly outspend the EU, if not the paper dollar just yet.
As the world moves to a commodities-basket based currency, it is the US petrodollar that is in much greater danger, and historically a much greater cause for concern regarding escalation.
Your model assumes Russia cannot sustain a conventional war, and will have to escalate. Assume that Russia and the BRICS+ can sustain and certainly outspend the EU, if not the paper dollar just yet. As the world moves to a commodities-basket based currency, it is the US petrodollar that is in much greater danger, and historically a much greater cause for concern regarding escalation.