2004
Zimmer, Zachary, Napaporn Chayovan, Hui-Sheng Lin, and Josefina Natividad. "How indicators of socioeconomic status relate to physical functioning of older adults in three Asian societies," Research on Aging 26(2): 224–258.* Also issued as Policy Research Division Working Paper no. 172. New York: Population Council, 2003. (PDF) (abstract)

Zimmer, Zachary and Julia Kwong. "Socioeconomic status and health among older adults in urban and rural China," Journal of Health and Aging 16(1): 44–70.*

2003
Zimmer, Zachary and James S. House. “Education, income, and functional limitation transitions among American adults: Contrasting onset and progression,” International Journal of Epidemiology 32(6): 1089–1097.*

2002
Dayton, Julia and Martha Ainsworth. “The elderly and AIDS: Coping strategies and health consequences in rural Tanzania,” Policy Research Division Working Paper no. 160. New York: Population Council, 2002. (PDF) (abstract)

Zimmer, Zachary, Albert I. Hermalin and Hui-Sheng Lin. “Whose education counts? The added impact of adult child education on physical functioning of older Taiwanese,” Journals of Gerontology Series B: Psychological Sciences and Social Sciences 57(1): S23–S32.* Also issued as Policy Research Division Working Paper no. 146. New York: Population Council, 2001. (PDF) (abstract)

2001
Zimmer, Zachary and Pattama Amornsirisomboon. “Socioeconomic status and health among older adults in Thailand: An examination using multiple indicators,” Social Science and Medicine 52(8): 1297–1311.*

2000
Zimmer, Zachary, Josefina N. Natividad, Hui-Sheng Lin and Napaporn Chayovan. “A cross-national examination of the determinants of self-assessed health,” Journal of Health and Social Behavior 41(4): 465–481.*

1999
Zimmer, Zachary and Xian Liu. “A comparison of the impact of education on functional limitations across three countries: Taiwan, Thailand, and the Philippines,” in Chaonan Chen, Albert I. Hermalin, Sheng-Cheng Hu, and James P. Smith (eds.), Emerging Social Economic Welfare Programs for Aging in Taiwan in a World Context. Taipei, Taiwan: Institute of Economics, Academia Sinica, pp. 305–336.*