This text presents a simple contracting model that captures the role of equity as a safety valve, and shows how it can solve problems posed by opportunists. It also shows that it is often preferable to limit equity, reserving it for use only against those who appear sufficiently likely to be...

Performance indicators (PIs) are widely used across the UK public sector, but they have only recently been applied to clinical care. In doing so, they challenge a previously guarded aspect of clinical autonomy--the assessment of work performance. This "challenge" is specific to a primary care...