Abstract
In essence Choice and Opportunity creates the capability for the NHS to sanction and evaluate experiments in primary care that are designed to improve both sides of the cost-effectiveness equation. General practices can choose to continue as at present. But those who find that current contracts and regulations inhibit the changes they want to make, will be helped and even encouraged to test their ideas. In theory this should unleash general practitioners' imaginations and exploit their innate capacity for innovation, creating a market place of ideas and excellence through …