'"We have all these unofficial debts that are massive compared to the official debt," Kotlikoff tells David Greene, guest host of weekends on All Things Considered. "We're focused just on the official debt, so we're trying to balance the wrong books."
Kotlikoff explains that America's "unofficial" payment obligations — like Social Security, Medicare and Medicaid benefits — jack up the debt figure substantially.
"If you add up all the promises that have been made for spending obligations, including defense expenditures, and you subtract all the taxes that we expect to collect, the difference is $211 trillion. That's the fiscal gap," he says. "That's our true indebtedness."'
Read more: A National Debt Of $14 Trillion? Try $211 Trillion