The British leader, whose Conservative Party heads the country's coalition government, said he would save money and cut red tape by giving control over management to family practitioners rather than bureaucrats, and allow private companies, charities and social enterprises to bid for contracts within the public health service.Making health care more efficient has proved an elusive goal for successive British governments. The previous Labour administration vowed to reduce waiting times for treatment, and succeeded — but at the cost, say critics, of wasteful bureaucracy.