Glossary · Methodology

Employment Cost Index (ECI)

Quarterly US compensation index including benefits.

Definition

The Employment Cost Index measures quarterly change in total compensation (wages + benefits), holding industry and occupation mix constant — a cleaner inflation signal than AHE.

How SalaryScopePro uses this term

We surface employment cost index (eci) across salary results, occupation pages, city pages, and Premium Reports — with consistent definitions and methodology. See methodology and data sources for how the underlying numbers are computed.