@nilkin "You give me more money or I leave." vs. Just walking away from the negotiation. From my experience if you give in to "You give me more money or I leave" 6 months down the road it will be another "You give me more money or I leave" and then another.
Wikipedia: "Blackmail is an act [..] involving unjustified threats to make [..] cause loss to another unless a demand is met."
Wikipedia: "Blackmail is an act [..] involving unjustified threats to make [..] cause loss to another unless a demand is met."