https://www.nirsonline.org/reports/still-a-better-bang-for-the-buck-an-update-on-the-economic-efficiencies-of-defined-benefit-pensions/ 2017-07-03T20:08:50+00:00 monthly 0.6 https://www.nirsonline.org/reports/teacher-retirement-plans-case-studies-in-washington-and-ohio-indicate-value-of-pensions/ 2018-01-02T21:07:16+00:00 monthly 0.6