Absprungrate (Bounce Rate) Average Order Value (AOV) Average Session Duration Big Data Business Intelligence (BI) Conversion Rate Customer Acquisition Cost (CAC) Customer Effort Score (CES) Customer Lifetime Value (CLV) Customer Satisfaction Score (CSAT) Data Mining Data Warehouse Deckungsbeitrag Key Performance Indicator (KPI) Kosten-Umsatz-Relation (KUR) / cost-revenue-relationship Kundenverlustrate (Churn-Rate) Net Promoter Score (NPS) Retourenquote Return on Investment (ROI) Self-Service BI (SSBI) Traffic Wiederkaufrate