A performance measuring system should establish a baseline, goals and KPIs; monitor, assess and improve performance with corrective action; assist supplier selection; communicate results internally; benchmark against competitors and leaders; and communicate externally; indicators can be process, output, outcome and impact indicators, qualitative or quantitative, applied to practices and outcomes, with surveys of buyers and suppliers considered, recognising that impact follows outcomes over time.
The graph holds this control, the 0 it maps to, and the evidence behind each claim, over MCP and REST.