Junior Bankers Need to Work 12 Hour Days, J.P. Morgan's Erdoes Says July 20, 2021 by coo eapk David RubensteinTue, July 20, 2021 3:22pmURL:Embed:Mary Callahan Erdoes, J.P. Morgan Asset & Wealth Management CEO, says new bankers need to work 12-hour days, six days a …