欧洲央行：基于假设的银行业务？银行如何模拟存款到期日（英文版）

How do banks manage the behavioural maturity of non-maturing deposits (NMDs)? Using a rich and confidential dataset, we investigate how banks model deposit maturities based on internal assumptions. Although NMDs are contractually floating-rate liabilities with zero maturity, banks reallocate them across different maturity buckets using models that reflect past customer behaviour. Notably, only 20% of NMDs are treated as having zero maturity, while about 10% are assigned maturities beyond seve