1. Aaronson, D., & French, E. (2004). The effect of part-time work on wages: Evidence from the social security rules. Journal of Labor Economics, 22(2), 329–352.
https://doi.org/10.1086/381252
2. Biggs, A. (2017). Memo to trump: There is no looming “retirement crisis”. The Wall Street Journal. Retrieved March 15, 2018, from
https://www.wsj.com/articles/memo-to-trump-there-is-no-looming-retirement-crisis-1503617443
3. Board of Trustees of OASDI. (2017). The 2017 annual report of the board of trustees of the federal old-age and survivors insurance and federal disability insurance trust funds. Washington, DC: US Government Printing Office.
4. Burtless, G., & Quinn, J. F. (2002). Is working longer the answer for an aging workforce? Issue brief no. 11. Chestnut Hill, MA: The Center for Retirement Research at Boston College.
5. Butrica, B. A., Iams, H. H., Smith, K. E., & Toder, E. J. (2009). The disappearing defined benefit pension and its potential impact on the retirement incomes of baby boomers. SSRN Electronic Journal.
https://doi.org/10.2139/ssrn.1370503