Margaret Thatcher’s spectacular ceremonial funeral cost the taxpayer just £1.2 million ($1.8 million), just a fraction of the sum claimed by left-wing opponents. The final bill for the ceremony at St Paul’s Cathedral was revealed by ministers today in a rebuff to critics who suggested the costs would top £10 million ($15.4 million). Officials said that detailed work on the price of security, policing, staff overtime and hiring the Cathedral meant the total was much lower than early estimates suggested. …