GEI
Growth Efficiency Index
The amount it costs to get $1 annual contract value (ACV). [1]
Best efficiency is 1:1. A GEI value of under 1 is viewed as optimal revenue acquisition, whereas values over 1 indicate suboptimal revenue acquisition. [2]
Primary
[1] Chargebee. Retrieved May 21, 2021, from https://www.chargebee.com/blog/3-saas-metrics-that-matter/
[2] Kelley, L. Explaining Key SaaS Revenue Growth KPIs - OPEXEngine. Retrieved May 21, 2021, from https://www.opexengine.com/explaining-key-saas-revenue-growth-kpis/
[3] Vivun. Retrieved May 21, 2021, from https://www.vivun.com/boosting-sales-growth-efficiency