Looking at whether retirees will be able to replace 75% of their final-year earnings, the Center for Retirement Research at Boston College found the number of households at risk of facing a shortfall range from 42% to 60%.

Under the proposed regulations, 401(k) plan sponsors could choose to make additional accounts available for hardship withdrawals.

Executives overseeing the survey report agreed that the U.S. is just beginning to see the real impact of decades of public policy decisions and private employer efforts to fundamentally reshape the retirement landscape.  

However, only 56% of people have calculated how much income they need to retire, MassMutual learned in a survey.

The majority of respondents to a Cuna Mutual Group survey feel positive about their prospects for upward wealth mobility; on the other hand, a quarter say they have no emergency savings.