Thousands of ambulance workers are staging more strikes as the Chancellor was urged to find the money to pay health workers “fairly” in order to end the walkouts.Up to 15,000 Unison ambulance workers are striking on Monday for the third time in five weeks, and will be joined by 5,000 of their NHS colleagues at two hospital trusts in Liverpool.Further strikes are planned in the coming weeks by nurses and other NHS workers.Unions have accused the Government of not wanting to find a resolution to what has become an escalating and bitter dispute over pay.