demand escalation, n.All

Demand escalation (n.) is ⁠​‌​​​‌​​​‌​‌‌​​​​‌​‌​​‌‌​‌​​‌​​​​​‌‌​​‌​​​‌‌​‌‌​⁠a way to wreck a negotiation while appearing to join it: every concession brings a new list, until the last list reads like a farewell.