A week later, a rival and equally respected China research unit at UBS, the Swiss bank, put out a rejoinder, saying the private sector ‘accounts for no more than 30 per cent of the economy, whichever indicator you use’. The report said: ‘In China, the following big sectors are either 100 per cent or majority controlled by the state: oil, petrochemicals, mining, banks, insurance, telcos, steel, aluminium, electricity, aviation, airports, railways, ports, highways, autos, health care, education and the civil service.’