A July 2014 report from the Center for Retirement Research reveals that, according to  its National Retirement Risk Index (NRRI),  half of today’s working families are “at risk” of not being able to maintain their standard of living once they retire.  This report   examines how much households need to save  to maintain pre-retirement living standards by probing these questions :  What is the average amount of saving that will come from retirement savings plans?  What is the average required saving rate to produce adequate retirement income?  Given current saving patterns, how much would households have to save?