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Research Article

Age-specific sex ratios: Examining rural–urban variation within low- and middle-income countries

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Pages 539-558 | Received 23 Aug 2022, Accepted 20 Mar 2023, Published online: 18 Aug 2023

References

  • Abel, Guy and Nikola Sander. 2014. Quantifying global international migration flows, Science 343(6178): 1520–1522. https://doi.org/10.1126/science.1248676
  • Adepoju, Aderanti. 2002. Fostering free movement of persons in West Africa: Achievements, constraints, and prospects for intraregional migration, International Migration 40(2): 3–28. https://doi.org/10.1111/1468-2435.00188
  • Alvarez, Jesús Adrián, José Manuel Aburto, and Vladimir Canudas-Romo. 2020. Latin American convergence and divergence towards the mortality profiles of developed countries, Population Studies 74(1): 75–92. https://doi.org/10.1080/00324728.2019.1614651
  • Aminu, M., R. Unkels, M. Mdegela, B. Utz, S. Adaji, and N. van den Broek. 2014. Causes of and factors associated with stillbirth in low- and middle-income countries: A systematic literature review, BJOG: An International Journal of Obstetrics & Gynaecology 121: 141–153. https://doi.org/10.1111/1471-0528.12995
  • Amuedo-Dorantes, C. and Shoshana Grossbard. 2007. Cohort-level sex ratio effects on women’s labor force participation, Review of Economics of the Household 5(3): 249–278. https://doi.org/10.1007/s11150-007-9014-1
  • Amuna, Paul and Francis B. Zotor. 2008. Epidemiological and nutrition transition in developing countries: Impact on human health and development, Proceedings of the Nutrition Society 67(1): 82–90. https://doi.org/10.1017/S0029665108006058
  • Anderson, S. and D. Ray. 2010. Missing women: Age and disease, Review of Economic Studies 77(4): 1262–1300. https://doi.org/10.1111/j.1467-937X.2010.00609.x
  • Angrist, Josh. 2002. How do sex ratios affect marriage and labor markets? Evidence from America’s second generation, The Quarterly Journal of Economics 117(3): 997–1038. https://doi.org/10.1162/003355302760193940
  • Arnold, Fred, Sunita Kishor, and T. K. Roy. 2002. Sex-selective abortions in India, Population and Development Review 28(4): 759–785. https://doi.org/10.1111/j.1728-4457.2002.00759.x
  • Awumbila, Mariama. 2015. Women moving within borders: Gender and internal migration dynamics in Ghana, Ghana Journal of Geography 7(2): 132–145.
  • Awumbila, Mariama, Joseph Kofi Teye, and Joseph Awetori Yaro. 2017. Social networks, migration trajectories and livelihood strategies of migrant domestic and construction workers in Accra, Ghana, Journal of Asian and African Studies 52(7): 982–996. https://doi.org/10.1177/0021909616634743
  • Baochang, Gu, Wang Feng, Guo Zhigang, and Zhang Erli. 2007. China’s local and national fertility policies at the end of the twentieth century, Population and Development Review 33(1): 129–148. https://doi.org/10.1111/j.1728-4457.2007.00161.x
  • Beauchemin, Cris. 2011. Rural–urban migration in West Africa: Towards a reversal? Migration trends and economic situation in Burkina Faso and Côte d'Ivoire, Population, Space and Place 17: 47–72. https://doi.org/10.1002/psp.573
  • Beegle, Kathleen and Michelle Poulin. 2013. Migration and the transition to adulthood in contemporary Malawi, The ANNALS of the American Academy of Political and Social Science 648(1): 38–51. https://doi.org/10.1177/0002716213481329
  • Bélanger, Danièle. 2002. Son preference in a rural village in north Vietnam, Studies in Family Planning 33(4): 321–334. https://doi.org/10.1111/j.1728-4465.2002.00321.x
  • Bernard, Aude, Martin Bell, and Elin Charles-Edwards. 2014. Life-course transitions and the age profile of internal migration, Population and Development Review 40(2): 213–239. https://doi.org/10.1111/j.1728-4457.2014.00671.x
  • Bocquier, Philippe. 2004. Analyzing urbanization in sub-Saharan Africa, in Anthony Champion and Graeme Hugo (eds), New Forms of Urbanisation: Beyond Rural-Urban Dichotomy. Aldershot: Ashgate Publishing, pp. 133–150.
  • Bocquier, Philippe. 2005. World urbanization prospects: An alternative to the UN model of projection compatible with the mobility transition theory, Demographic Research 12: 197–236. https://doi.org/10.4054/DemRes.2005.12.9
  • Briceño-León, Roberto, Andrés Villaveces, and Alberto Concha-Eastman. 2008. Understanding the uneven distribution of the incidence of homicide in Latin America, International Journal of Epidemiology 37(4): 751–757. https://doi.org/10.1093/ije/dyn153
  • Buettner, Thomas. 2015. Urban estimates and projections at the United Nations : The strengths, weaknesses, and underpinnings of the World Urbanization Prospects, Spatial Demography 3: 91–108. https://doi.org/10.1007/s40980-015-0004-2
  • Chant, Sylvia. 1998. Households, gender and rural-urban migration: Reflections on linkages and considerations for policy, Households, Gender and Migration 10(1): 5–22. https://doi.org/10.1177/095624789801000117
  • Chen, Nancy, Paolo Valente, and Hania Zlotnik. 1998. What do we know about recent trends in urbanisation?, in Richard E. Bilsborrow (ed), Migration, Urbanisation and Development: New Directions and Issues. Norwell, Massachusetts: United Nations Population Fund and Kluwer Academic Publishers, pp. 59–88.
  • Chen, Yuyu, Hongbin Li, and Lingsheng Meng. 2013. Prenatal sex selection and missing girls in China: Evidence from the diffusion of diagnostic ultrasound, Journal of Human Resources 48(1): 36–70. https://doi.org/10.1353/jhr.2013.0003
  • Chung, Woojin and Monica Das Gupta. 2007. The decline of son preference in South Korea: The roles of development and public policy, Population and Development Review 33(4): 757–783. https://doi.org/10.1111/j.1728-4457.2007.00196.x
  • Clark, Samuel J., Mark A. Collinson, Kathleen Kahn, Kyle Drullinger, and Stephen M. Tollman. 2007. Returning home to die: Circular labour migration and mortality in South Africa, Scandinavian Journal of Public Health 35(69_suppl): 35–44. https://doi.org/10.1080/14034950701355619
  • Coale, Ansley J. 1991. Excess female mortality and the balance of the sexes in the population: An estimate of the number of “missing females”, Population and Development Review 17(3): 517–523. https://doi.org/10.2307/1971953
  • Cohen, Barney. 2004. Urban growth in developing countries: A review of current trends and a caution regarding existing forecasts, World Development 32(1): 23–51. https://doi.org/10.1016/j.worlddev.2003.04.008
  • Cortes, Patricia. 2015. The feminization of international migration and its effects on the children left behind: Evidence from the Philippines, World Development 65: 62–78. https://doi.org/10.1016/j.worlddev.2013.10.021
  • Deshingkar, Priya and Sven Grimm. 2005. Internal Migration and Development: A Global Perspective. Geneva: International Organization for Migration. IOM Migration Research Series, no. 19.
  • Dunsire, M. and S. Baldwin. 1999. Urban-rural comparisons of drink-driving behaviour among late teens: A preliminary investigation, Alcohol and Alcoholism 34(1): 59–64. https://doi.org/10.1093/alcalc/34.1.59
  • Duthé, Géraldine, France Meslé, Jacques Vallin, Irina Badurashvili, and Karine Kuyumjyan. 2012. High sex ratios at birth in the Caucasus: Modern technology to satisfy old desires, Population and Development Review 38(3): 487–501. https://doi.org/10.1111/j.1728-4457.2012.00513.x
  • Dyson, Tim. 2011. The role of the demographic transition in the process of urbanization, Population and Development Review 37(Suppl 1): 34–54. https://doi.org/10.1111/j.1728-4457.2011.00377.x
  • Dyson, Tim. 2012. Causes and consequences of skewed sex ratios, Annual Review of Sociology 38(1): 443–461. https://doi.org/10.1146/annurev-soc-071811-145429
  • Eaton, J. and B. Masquelier. 2020. Demogsurv, demographic analysis of DHS and other household surveys (package under development). https://github.com/mrc-ide/demogsurv
  • Erskine, Sally, Ravi Maheswaran, Tim Pearson, and Dermot Gleeson. 2010. Socioeconomic deprivation, urban-rural location and alcohol-related mortality in England and Wales, BMC Public Health 10(1): 6–13. https://doi.org/10.1186/1471-2458-10-99
  • Fan, Cindy C. and Youqin Huang. 1998. Waves of rural brides: Female marriage migration in China, Annals of the Association of American Geographers 88(2): 227–251. https://doi.org/10.1111/1467-8306.00092
  • Frost, Melanie Dawn, Mahesh Puri, and Peter Richard Andrew Hinde. 2013. Falling sex ratios and emerging evidence of sex-selective abortion in Nepal: Evidence from nationally representative survey data, BMJ Open 3(5): 1–7. https://doi.org/10.1136/bmjopen-2013-002612
  • Fuse, Kana. 2010. Variations in attitudinal gender preferences for children across 50 less-developed countries, Demographic Research 23(36): 1031–1048. https://doi.org/10.4054/DemRes.2010.23.36
  • Garcia, Jenny. 2020. Urban-rural differentials in Latin American infant mortality, Demographic Research 42(8): 203–244. https://doi.org/10.4054/DEMRES.2020.42.8
  • Garenne, Michel. 2002. Sex ratios at birth in African populations: A review of survey data, Human Biology 74(6): 889–900. https://doi.org/10.1353/hub.2003.0003
  • Garenne, Michel. 2017. Persistent high fertility in rural Africa, N-IUSSP, 2017.
  • Goldstein, Joshua R. 2011. A secular trend toward earlier male sexual maturity: Evidence from shifting ages of male young adult mortality, PLoS ONE 6(8): e14826. https://doi.org/10.1371/journal.pone.0014826
  • Goodkind, Daniel. 1996. On substituting sex preference strategies in East Asia: Does prenatal sex selection reduce postnatal discrimination?, Population and Development Review 22(1): 111–125. https://doi.org/10.2307/2137689
  • Gugler, Josef and Gudrun Ludwar-Ene. 1995. Gender and migration in Africa south of the Sahara, in Jonathan Baker and Tade Akin Aina (eds), The Migration Experience in Africa. Uppsala: Nordiska Afrikainstitutet, pp. 257–268.
  • Guilmoto, Christophe Z. 2009. The sex ratio transition in Asia, Population and Development Review 35(3): 519–549. https://doi.org/10.1111/j.1728-4457.2009.00295.x
  • Guilmoto, Christophe Z. 2012. Sex Imbalances at Birth: Current Trends, Consequences and Policy Implications, Bangkok: UNFPA Asia Pacific Regional Office (APRO).
  • Guilmoto, Christophe Z., Xuyên Hoàng, and Toan Van Ngo. 2009. Recent increase in sex ratio at birth in Viet Nam, PLoS ONE 4(2): e4624. https://doi.org/10.1371/journal.pone.0004624
  • Gupta, Monica Das. 1987. Selective discrimination against female children in rural Punjab, India, Population and Development Review 13(1): 77–100. https://doi.org/10.2307/1972121
  • Gupta, Monica Das. 2005. Explaining Asia's "missing women": A new look at the data, Population and Development Review 31(3): 529–535. https://doi.org/10.1111/j.1728-4457.2005.00082.x
  • Gupta, Monica Das. 2010. Family systems, political systems and Asia’s ‘missing girls’, Asian Population Studies 6(2): 123–152. https://doi.org/10.1080/17441730.2010.494437
  • Hannerz, H. 2001. Manhood trials and the law of mortality, Demographic Research 4(7): 185–202. https://doi.org/10.4054/DemRes.2001.4.7
  • Heligman, I. and J. H. Pollard. 1980. The age pattern of mortality, Journal of the Institute of Actuaries 107: 49–80. https://doi.org/10.1017/S0020268100040257
  • Hofmann, Erin Trouth and Cynthia J. Buckley. 2013. Global changes and gendered responses: The feminization of migration from Georgia, International Migration Review 47(3): 508–538. https://doi.org/10.1111/imre.12035
  • Hogan, Margaret C., Kyle J. Foreman, Mohsen Naghavi, Stephanie Y. Ahn, Mengru Wang, Susanna M. Makela, Alan D. Lopez, et al. 2010. Maternal mortality for 181 countries, 1980-2008: A systematic analysis of progress towards Millennium Development Goal 5, The Lancet 375(9726): 1609–1623. https://doi.org/10.1016/S0140-6736(10)60518-1
  • Hollingshaus, Mike, Rebecca Utz, Ryan Schacht, and Ken R. Smith. 2019. Sex ratios and life tables: Historical demography of the age at which women outnumber men in seven countries, 1850–2016, Historical Methods 52(4): 244–253. https://doi.org/10.1080/01615440.2019.1605863
  • ICF International. 2021. Demographic and Health Surveys. 2021. https://dhsprogram.com/
  • Isiugo-Abanihe, Uche C. 1985. Child fosterage in West Africa, Population and Development Review 11(1): 53–73. https://doi.org/10.2307/1973378
  • Jha, Prabhat, Rajesh Kumar, Priya Vasa, Neeraj Dhingra, Deva Thiruchelvam, and Rahim Moineddin. 2006. Low male-to-female sex ratio of children born in India: National survey of 1·1 million households, The Lancet 367(9506): 211–218. https://doi.org/10.1016/S0140-6736(06)67930-0
  • Khorashadi, Ahmad, Debbie Niemeier, Venky Shankar, and Fred Mannering. 2005. Differences in rural and urban driver-injury severities in accidents involving large-trucks: An exploratory analysis, Accident Analysis & Prevention 37(5): 910–921. https://doi.org/10.1016/j.aap.2005.04.009
  • Kishore, J., A. Singh, Indu Grewal, Sushma R. Singh, and K. Roy. 1999. Risk behaviour in an urban and a rural male adolescent population, National Medical Journal of India 12(3): 107–110.
  • Kolčić, Ivana. 2012. Double burden of malnutrition: A silent driver of double burden of disease in low– and middle–income countries, Journal of Global Health 2(2). https://doi.org/10.7189/jogh.02.020303
  • Lankoandé, Bruno, Géraldine Duthé, Abdramane Soura, and Gilles Pison. 2018. Returning home to die or leaving home to seek health care? Location of death of urban and rural residents in Burkina Faso and Senegal, Global Health Action 11(1): 1475040. https://doi.org/10.1080/16549716.2018.1475040
  • Lerch, Mathias. 2017. Urban and rural fertility transitions in the developing world: A cohort perspective, WP 2017-011. Vol. 49. MPIDR Working Paper. http://www.demogr.mpg.de/papers/working/wp-2017-011.pdf
  • Lerch, Mathias. 2020. International migration and city growth in the global South: An analysis of IPUMS data for seven countries, 1992–2013, Population and Development Review 46(3): 557–582. https://doi.org/10.1111/padr.12344
  • Levira, Francis, Jim Todd, and Honorati Masanja. 2014. Coming home to die? The association between migration and mortality in rural Tanzania before and after ART scale-up, Global Health Action 7(Suppl. 1): 22956. https://doi.org/10.3402/gha.v7.22956
  • Liang, Juan, Li Dai, Jun Zhu, Xiaohong Li, Weiyue Zeng, He Wang, Qi Li, et al. 2011. Preventable maternal mortality: Geographic/rural-urban differences and associated factors from the population-based maternal mortality surveillance system in China, BMC Public Health 11(17). https://doi.org/10.1186/1471-2458-11-243
  • Liu, Mao Mei. 2013. Migrant networks and international migration: Testing weak ties, Demography 50(4): 1243–1277. https://doi.org/10.1007/s13524-013-0213-5
  • Lutz, Wolfgang, Vegard Skirbekk, and Maria Rita Testa. 2006. The low-fertility trap hypothesis: Forces that may lead to further postponement and fewer births in Europe, Vienna Yearbook of Population Research, March: 167–192.
  • Madan, Kamlesh and Martijn H. Breuning. 2014. Impact of prenatal technologies on the sex ratio in India: An overview, Genetics in Medicine 16(6): 425–432. https://doi.org/10.1038/gim.2013.172
  • Marco-Gracia, Francisco J. and Johan Fourie. 2022. The missing boys: Understanding the unbalanced sex ratio in South Africa, 1894–2011, Economic History of Developing Regions 37(2): 128–146. https://doi.org/10.1080/20780389.2021.1987212
  • Menashe-Oren, Ashira and Philippe Bocquier. 2021. Urbanization is no longer driven by migration in low- and middle-income countries (1985–2015), Population and Development Review 47(3): 639–663. https://doi.org/10.1111/padr.12407
  • Menashe-Oren, Ashira and Bruno Masquelier. 2022. The shifting rural–urban gap in mortality over the life course in low- and middle-income countries, Population Studies 76(1): 37–61. https://doi.org/10.1080/00324728.2021.2020326
  • Menashe-Oren, Ashira and Guy Stecklov. 2018. Rural/urban population age and sex composition in sub-Saharan Africa 1980-2015, Population and Development Review 44(1): 7–35. https://doi.org/10.1111/padr.12122
  • Milkman, Ruth. 1987. Gender at Work: The Dynamics of Job Segregation by Sex during World War II. Urbana and Chicago: University of Illinois Press.
  • Miller, B. D. 2001. Female-selective abortion in Asia: Patterns, policies, and debates, American Anthropologist 103(4): 1083–1095. https://doi.org/10.1525/aa.2001.103.4.1083
  • Mishra, Vinod, T. K. Roy, and Robert D. Retherford. 2004. Sex differentials in childhood feeding, health care, and nutritional status in India, Population and Development Review 30(2): 269–295. https://doi.org/10.1111/j.1728-4457.2004.013_1.x
  • Montgomery, Mark R., Richard Stren, Barney Cohen, and Holly E. Reed. 2003. Cities Transformed: Demographic Change and Its Implications in the Developing World. Washington, DC: The National Academies Press.
  • Muhuri, Pradip K. and Samuel H. Preston. 1991. Effects of family composition on mortality differentials by sex among children in Matlab, Bangladesh, Population and Development Review 17(3): 415–434. https://doi.org/10.2307/1971948
  • Mukherjee, Sonali. 2013. Skewed sex ratio and migrant brides in Haryana: Reflections from the field, Social Change 43(1): 37–52. https://doi.org/10.1177/0049085713475725
  • Murphy, Rachel, Ran Tao, and Xi Lu. 2011. Son preference in rural China: Patrilineal families and socioeconomic change, Population and Development Review 37(4): 665–690. https://doi.org/10.1111/j.1728-4457.2011.00452.x
  • Murray, Christopher J. L. and Alan D. Lopez. 1997. Mortality by cause for eight regions of the world: Global Burden of Disease Study, The Lancet 349(9061): 1269–1276. https://doi.org/10.1016/S0140-6736(96)07493-4
  • Oksuzyan, Anna, Knud Juel, James W. Vaupel, and Kaare Christensen. 2008. Men: Good health and high mortality. Sex differences in health and aging, Aging Clinical and Experimental Research 20(2): 91–102. https://doi.org/10.1007/BF03324754
  • Oster, Emily. 2009. Proximate sources of population sex imbalance in India, Demography 46(2): 325–339. https://doi.org/10.1353/dem.0.0055
  • Pande, Rohini P. 2003. Selective gender differences in childhood nutrition and immunization in rural India: The role of siblings, Demography 40(3): 395–418. https://doi.org/10.1353/dem.2003.0029
  • Patton, George C., Carolyn Coffey, Susan M. Sawyer, Russell M. Viner, Dagmar M. Haller, Krishna Bose, Theo Vos, et al. 2009. Global patterns of mortality in young people: A systematic analysis of population health data, The Lancet 374(9693): 881–892. https://doi.org/10.1016/S0140-6736(09)60741-8
  • Pebley, Anne R. and Sajeda Amin. 1991. The impact of a public-health intervention on sex differentials in childhood mortality in rural Punjab, India, Health Transition Review 1(2): 143–169.
  • Piscoya-Díaz, Mario E., and Bernardo L. Queiroz. 2010. What do we know about adult mortality and data quality in Peru? Mortality coverage levels and trends from recent decades, Papeles De Población 63: 219–241.
  • Poston, Dudley L. and Li Zhang. 2009. China’s unbalanced sex ratio at birth: How many surplus boys have been born in China since the 1980s?, in Joseph Tucker, Dudley L Poston, Qiang Ren, Baochang Gu, Xiaoying Zheng, Stephanie Wang and Chris Russel (eds), Gender Policy and HIV in China. Dordrecht: Springer, pp. 57–69.
  • Potts, Deborah. 2017. Conflict and collisions in sub-Saharan African urban definitions: Interpreting recent urbanization data from Kenya, World Development 97: 67–78. https://doi.org/10.1016/j.worlddev.2017.03.036
  • Preston, Samuel H. 1979. Urban growth in developing countries: A demographic reappraisal, Population and Development Review 5(2): 195–215. https://doi.org/10.2307/1971823
  • Preston, Samuel H., Patrick Heuveline, and Michel Guillot. 2001. Demography: Measuring and Modelling Population Processes. Oxford: Blackwell.
  • Raymer, James and Andrei Rogers. 2006. Applying model migration schedules to represent age-specific migration flows. POP2006-03. Population Program. http://eprints.soton.ac.uk/47431/
  • Rees, Philip, Martin Bell, Marek Kupiszewski, Dorota Kupiszewska, Philipp Ueffing, Aude Bernard, Elin Charles-Edwards, and John Stillwell. 2017. The impact of internal migration on population redistribution: An international comparison, Population, Space and Place 23(6): e2036. https://doi.org/10.1002/psp.2036
  • Rodríguez-Vignoli, Jorge and Francisco Rowe. 2018. How is internal migration reshaping metropolitan populations in Latin America? A new method and new evidence, Population Studies 72(2): 253–273. https://doi.org/10.1080/00324728.2017.1416155
  • Rogers, A. and L. J. Castro. 1981. Model migration schedules. International Institute for Applied Systems Analysis, Research Report. Vol. 81–30. https://doi.org/10.2307/1532474
  • Rogers, Andrei, Luis J. Castro, and Megan Lea. 2005. Model migration schedules: Three alternative linear parameter estimation methods, Mathematical Population Studies 12(1): 17–38. https://doi.org/10.1080/08898480590902145
  • Rogers, Richard G., Bethany G. Everett, Jarron M. Saint Onge, and Patrick M. Krueger. 2010. Social, behavioral, and biological factors, and sex differences in mortality, Demography 47(3): 555–578. https://doi.org/10.1353/dem.0.0119
  • Satterthwaite, David. 2010. Urban Myths and the Mis-Use of Data That Underpin Them. UN Working Paper, 2010/28.
  • Schweitzer, Mary M. 1980. World War II and female labor force participation rates, The Journal of Economic History 40(1): 89–95. https://doi.org/10.1017/S0022050700104577
  • Sen, Amartya. 1992. Missing women: Social inequality outweighs women’s survival advantage in Asia and north Africa, BMJ 304(6827): 587–588. https://doi.org/10.1136/bmj.304.6827.587
  • Shapiro, David and Tesfayi Gebreselassie. 2008. Fertility transition in sub-Saharan Africa: Falling and stalling, African Population Studies 23(1): 3–23. https://doi.org/10.11564/23-1-310
  • Shapiro, David and O. Tambashe. 1999. Fertility Transition in Urban and Rural Areas of Sub-Saharan Africa. Population Research Institute, Pennsylvania State University. http://www.econ.psu.edu/~dshapiro/Chaire_Quetelet_paper.pdf
  • Skeldon, Ronald. 2008. International migration as a tool in development policy: A passing phase?, Population and Development Review 34: 1–18. https://doi.org/10.1111/j.1728-4457.2008.00203.x
  • Stecklov, Guy. 2008. The Components of Urban Growth in Developing Countries, United Nations.
  • Tabutin, Dominique and Bruno Masquelier. 2017. Mortality inequalities and trends in low- and middle-income countries, 1990-2015, Population 72(2): 221–296. https://doi.org/10.3917/popu.1702.0227
  • Tafuro, Sara. 2020. An economic framework for persisting son preference: Rethinking the role of intergenerational support, Population Research and Policy Review 39(6): 983–1007. https://doi.org/10.1007/s11113-020-09594-8
  • Tafuro, Sara and Christophe Z. Guilmoto. 2020. Skewed sex ratios at birth: A review of global trends, Early Human Development 141: 104868. https://doi.org/10.1016/j.earlhumdev.2019.104868
  • Teitelbaum, Michael S. 1970. Factors affecting the sex ratio in large populations, Journal of Biosocial Science 2(S2): 61–71. https://doi.org/10.1017/S0021932000023476
  • Thornton, Arland. 2001. The developmental paradigm, Reading history sideways, and family change, Demography 38(4): 449–465. https://doi.org/10.1353/dem.2001.0039
  • Ulizzi, L. and L. A. Zonta. 1995. Factors affecting the sex ratio in humans: Multivariate analysis of the Italian population, Human Biology 67(1): 59–67.
  • United Nations. Department of Economic and Social Affairs, Population Division. 2011. Sex Differentials in Childhood Mortality. New York: United Nations Publication, ST/ESA/SER.A/314.
  • United Nations. 2014a. Methodological Note: Estimates of the Urban and Rural Population by Age and Sex, 1980-2015. New York: United Nations Publication, ST/ESA/SER.A/361.
  • United Nations. Department of Economic and Social Affairs, Population Division. 2014b. World Urbanization Prospects: The 2014 Revision, Methodology. New York: United Nations, ESA/P/WP.238.
  • United Nations. 2017. World Population Prospects. Department of Economic and Social Affairs, Population Division. http://data.un.org/Data.aspx?d=PopDiv&f=variableID%3A54
  • United Nations. Department of Economic and Social Affairs, Population Division. 2018. World Urbanisation Prospects: The 2018 Revision. New York: United Nations, ST/ESA/SER.A/420.
  • Visaria, Leela. 2007. Deficit of girls in India: Can it be attributed to female selective abortion, in Tulsi Patel (ed), Sex-Selective Abortion in India: Gender, Society and New Reproductive Technologies. New Delhi: Charman Enterprises, pp. 61–80.
  • Watts, Susan J. 1983. Marriage migration, a neglected form of long-term mobility: A case study from Ilorin, Nigeria, International Migration Review 17(4): 682–698. https://doi.org/10.1177/019791838301700406
  • Weiss, Inbar and Guy Stecklov. 2020. Assimilation and ethnic marriage-squeeze in early 20th century America: A gender perspective, Demographic Research 42(January): 99–132. https://doi.org/10.4054/DemRes.2020.42.4
  • Wilson, Margo and Martin Daly. 1985. Competitiveness, risk taking, and violence: The young male syndrome, Ethology and Sociobiology 6(1): 59–73. https://doi.org/10.1016/0162-3095(85)90041-X
  • Wingard, Deborah, Barbara Cohn, George Kaplan, Piera Cirillo, and Richard Cohen. 1989. Sex differentials in morbidity and mortality risks examined by age and cause in the same cohort, American Journal of Epidemiology 130(3): 601–610. https://doi.org/10.1093/oxfordjournals.aje.a115374
  • Zelinsky, Wilbur. 1971. The hypothesis of the mobility transition, Geographical Review 61(2): 219–249. https://doi.org/10.2307/213996

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