An Application of Shapley Value Cost Allocation to Liquidity Savings Mechanisms Staff Working Paper 2019-26 Rodney J. Garratt Liquidity demands in real-time gross settlement payment systems can be enormous. To reduce the liquidity requirement, central banks around the world have implemented liquidity savings mechanisms (LSMs). Content Type(s): Staff research, Staff working papers Topic(s): Payment clearing and settlement systems JEL Code(s): C, C7, C72, E, E5, E58