%0 Journal Article %J Social Security Bulletin %D 2009 %T Social Security Research at the Michigan Retirement Research Center %A R.V. Burkhauser %A Alan L Gustman %A John Laitner %A Olivia S. Mitchell %A Amanda Sonnega %K Pension %K Retirement %K Social Security %X Social Security has been a topic of widespread discussion in the last decade. Rising longevity and falling fertility have led to an aging population, which increases solvency challenges for the Social Security system. Public concerns over low national saving have led to an extensive dialog on the merits of reform that might change the U.S. system into one with fully or partially funded personal accounts. Meanwhile, pensions in the private sector have been evolving from predominantly defined benefit (DB) to predominantly defined contribution (DC), raising concerns that workers preparing for retirement have more personal responsibility, with more complex financial challenges, than ever before. %B Social Security Bulletin %V 69 %G eng %U https://www.ssa.gov/policy/docs/ssb/v69n4/v69n4p51.html %N 4 %9 Journal %0 Journal Article %J Social Security Bulletin %D 2009 %T Social Security Research at the Michigan Retirement Research Center %A R.V. Burkhauser %A Alan L Gustman %A John Laitner %A Olivia S. Mitchell %A Amanda Sonnega %K Meta-analyses %K Older Adults %K Research %K Social Security %X Social Security has been a topic of widespread discussion in the last decade. Rising longevity and falling fertility have led to an aging population, which increases solvency challenges for the Social Security system. Public concerns over low national saving have led to an extensive dialog on the merits of reform that might change the U.S. system into one with fully or partially funded personal accounts. Meanwhile, pensions in the private sector have been evolving from predominantly defined benefit (DB) to predominantly defined contribution (DC), raising concerns that workers preparing for retirement have more personal responsibility, with more complex financial challenges, than ever before. %B Social Security Bulletin %V 69 %P 51-64 %G eng %U https://www.ssa.gov/policy/docs/ssb/v69n4/v69n4p51.pdf %N 4 %& 51