1. EXAMINING THE GENERALITY OF THE UNEMPLOYMENT-CRIME ASSOCIATION
2. Advisory Committee on Geriatric and Seriously Ill Inmates. (2005 June 22).Report of the Advisory Committee on Geriatric and Seriously Ill Inmates. Retrieved fromhttps://jsg.legis.state.pa.us/resources/documents/ftp/publications/2005-40-INMATES%20REPORT.pdf
3. Fixed Effects Regression Models
4. 7. Fixed-Effects Negative Binomial Regression Models
5. American Civil Liberties Union. (2012 June).At America's expense: The mass incarceration of the elderly. Retrieved fromhttps://www.aclu.org/files/assets/elderlyprisonreport_20120613_1.pdf