Meanings
cluster risk, concentration risk (the risk of loss arising from an excessive concentration of exposure to a single counterparty, sector, or region)
Die Bank geriet in Schieflage, weil sie durch die einseitige Kreditvergabe an die Baubranche ein massives Klumpenrisiko angehäuft hatte.The bank got into trouble because it had accumulated a massive cluster risk through one-sided lending to the construction industry.