Galbiati, Marco; Soramaki, Kimmo - Bank of England - 2008
day, banks choose how much costly liquidity to allocate to the settlement process. Then, they use it to execute an … exogenous, random stream of payment orders. If a bank's liquidity stock is depleted, payments are queued until new liquidity … arrives from other banks, imposing costs on the delaying bank. The paper studies the equilibrium level of liquidity posted in …