The nation's biggest banks are facing job losses, falling revenue, big spending cuts, not to mention core questions about their very size and scope.

The latest bank to show strain is Citigroup, which announced Wednesday it will cut 11,000 jobs and close 44 branches.

This week on Money Talking, WNYC contributors Joe Nocera with the New York Times and Rana Foroohar with Time magazine discuss why Citigroup and other banks, like Bank of America, are cutting and who's to blame for falling revenues.

Plus, is there a distinction between these mega, Wall Street banks and smaller, regional banks when talking about the health of the financial sector.