Estimating Settlement Risk and the Potential for Contagion in Canada's Automated Clearing Settlement System Staff Working Paper 2002-41 Carol Ann Northcott Payments systems operate virtually unnoticed in our daily lives and yet are crucial to a wellfunctioning economy and financial system. Content Type(s): Staff research, Staff working papers Topic(s): Financial institutions, Payment clearing and settlement systems JEL Code(s): E, E4, E44, G, G2, G21