1. Abrejo FG, Shaikh BT, Saleem S. Missing links and common grounds. Reprod Health. 2008 Sep 10;5:4. doi: 10.1186/1742-4755-5-4. [PubMed: 18783600]; [PubMed Central: PMC2546384]. ## 2. Mills M. Gender roles, gender (in) equality and fertility: An empirical test of five gender equity indices. Canadian Studies in Population. 2010;37(3-4):445-74. ## 3. Hoem B. The compatibility of employment and childbearing in contemporary Sweden. Acta Sociologica. 1993;36(2):101-20. ## 4. McDonald P. Low fertility and the state: The efficacy of policy. Population and development review. 2006;32(3):485-510. ## 5. Oláh LS, Bernhardt EM. Sweden: Combining childbearing and gender equality. Demographic Research. 2008;19:1105-44. ## 6. Forum wE. The Global Gender Gap Report 2017. https://wwwweforumorg. 2017. ## 7. Secretary-General Rot. “Progress towards the Sustainable Development Goals”, E/2017/66 ) https://sustainabledevelopmentunorg/sdg5. 2017## 8. UNFPA. Gender equality. https://wwwunfpaorg. 2017. ## 9. (NAPHSIS) NAfPHSaIS. “Statistical Measures and Definitions”. [retrieved 16 June 2010]. 2010. ## 10. Moher D, Liberati A, Tetzlaff J, Altman DG, Group P. Preferred reporting items for systematic reviews and meta-analyses: the PRISMA statement. PLoS medicine. 2009;6(7):e1000097. ## 11. Worldometers. Iran Population. http://wwwworldometersinfo/world-population/iran-population/. 2018. ## 12. UN( United Nations NY. World population Prospects. The 2017 Revision. Department of Economic and Social Affairs Population Division. 2017;https://esa.un.org/unpd/wpp/publications/Files/WPP2017_KeyFindings.pdf. ## 13. Bergqvist C. Equal democracies?: gender and politics in the Nordic countries: Nordic Council of Ministers; 1999. ## 14. (UNDP).. UNDP. Human Development Report. New York. 2004. ## 15. Andersson G, Scott K. Childbearing dynamics of couples in a universalistic welfare state: The role of labor-market status, country of origin, and gender. Demographic research. 2007;17:897-938. ## 16. Duvander A-Z, Andersson G. Gender equality and fertility in Sweden: A study on the impact of the father’s uptake of parental leave on continued childbearing. Marriage & Family Review. 2006;39(1-2):121-42. ## 17. Kaufman G, Bernhardt E. Gender, work and childbearing: Couple analysis of work adjustments after the transition to parenthood. Community, Work & Family. 2015;18(1):1-18. ## 18. Espenshade TJ. The price of children and socio-economic theories of fertility. Popul Stud (Camb). 1972;26(2):207-21. doi: 10.1080/00324728.1972.10405546. [PubMed: 22074162] ## 19. Kaufman G, Taniguchi H. Gender and marital happiness in later life. Journal of Family Issues. 2006;27(6):735-57. ## 20. Torr BM, Short SE. Second births and the second shift: A research note on gender equity and fertility. Population and development Review. 2004;30(1):109-30. 21. Philipov D. Family-related gender attitudes. People, Population Change and Policies: Springer; 2008. p. 153-74. ## 22. Westoff CF, Higgins JA. RELATIONSHIPS BETWEEN MEN’S GENDER ATTITUDES AND FERTILITY: Response to Puur, et al.’s “Men’s childbearing desires and views of the male role in Europe at the dawn of the 21st century”, Demographic Research 19: 1883–1912. Demogr Res. 2009;21. doi: 10.4054/DemRes.2009.21.3. [PubMed: 24403853]; [PubMed Central: PMC3882066]. ## 23. Andersson G, Hank K, Rønsen M, Vikat A. Gendering family composition: Sex preferences for children and childbearing behavior in the Nordic countries. Demography. 2006;43(2):255-67. doi: 10.1353/dem.2006.0010 [PubMed: 16889128] ## 24. Michael S. Pollard , S. Philip Morgan. Emerging parental gender indifference? Sex composition of children and the third birth. Am Sociol Rev. 2002;67(4):600. [PubMed: 20411039]; [PubMed Central: PMC2856967]. ## 25. Mencarini L, Tanturri ML. Time use, family role-set and childbearing among Italian working women. Genus. 2004:60(1)111-37. ## 26. Mills M, Mencarini L, Tanturri ML, Begall K. Gender equity and fertility intentions in Italy and the Netherlands. Demographic research. 2008;18:1:1-26. doi: 10.4054/DemRes.2008.18.1## 27. Cooke LP. The South revisited: The division of labor and family outcomes in Italy and Spain. IRISS at CEPS/INSTEAD; 2003. ## 28. Buber-Ennser I. The influence of the distribution of household and childrearing tasks between men and women on childbearing intentions in Austria. Vienna Yearbook of Population Research. 2003: 1(1)165-80. ## 29. Tazi-Preve IM, Bichlbauer D, Goujon A. Gender trouble and its impact on fertility intentions. Finnish Yearbook of Population Research. 2004:40.5-24. ## 30. Frejka T, Sobotka T. Overview Chapter 1: Fertility in Europe: Diverse, delayed and below replacement. Demographic research. 2008;19(3):15-46. ## 31. Jónsson AK. Childbearing trends in Iceland, 1982–2013: Fertility timing, quantum, and gender preferences for children in a Nordic context. Demographic Research. 2017;37:147-88. ## 32. Miettinen A, Basten S, Rotkirch A. Gender equality and fertility intentions revisited: Evidence from Finland. Demographic research. 2011;24:469-96. ## 33. Goldscheider F, Bernhardt E, Brandén M. Domestic gender equality and childbearing in Sweden. Demographic Research. 2013;29(40):1097-126. ## 34. Neyer G, Lappegård T, Vignoli D. Gender equality and fertility: Which equality matters? European Journal of Population/Revue européenne de Démographie. 2013;29(3):245-72. ## 35. Baizan P, Arpino B, Delclós CE. The effect of gender policies on fertility: The moderating role of education and normative context. European Journal of Population/ Revue européenne de Démographie. 2016;32(1):1-30. ## 36. McDonald P. Gender equity, social institutions and the future of fertility. Journal of the Australian Population Association. 2000;17(1):1-16. ## 37. Roser M. “Fertility Rate”. Published online at OurWorldInDataorg Retrieved from: ‘https://ourworldindataorg/fertility-rate’ [Online Resource]. 2018. ## 38. Ronald R. Rindfuss, Karin L. Brewster and Andrew L. Kavee. Women, work, and children: Behavioral and attitudinal change in the United States. Population and Development Review. 1996;22:457-82. ## 39. Van de Kaa DJ. Europe’s second demographic transition. Popul Bull.. 1987;42(1):1-59. [PubMed: 12268395] ## 40. Bonoli G. The impact of social policy on fertility: evidence from Switzerland. Journal of European Social Policy. 2008;18(1):64-77. doi: 10.1177/0958928707081074## 41. Khadivzadeh T, Arghavani E, Shakeri MT. Attitude toward governmental incentives on childbearing and its relationship with fertility preferences in couples attending premarital counseling clinic in health centers in Mashhad. Journal of Mazandaran University of Medical Sciences. 2015;24(120):1-13. ## 42. Khadivzadeh T, Roudsari RL, Bahrami M, Taghipour A, Shavazi JA. The influence of social network on couples’ intention to have the first child. Iran J Reprod Med. 2013;11(3):209. [PubMed: 24639748]; [PubMed Central: PMC3943220]. ## 43. Abdollahpour S, Ramezani S, Khosravi A. Perceived social support among family in pregnant women. International Journal of Pediatrics. 2015;3(5.1):879-88. ## 44. Khadivzadeh T, Latifnejad Roudsari R, Bahrami M, Taghipour A, Abbasi Shavazi J. “Caring for my family integrity”: Fertile couples’ first childbearing experience in the urban society of Mashhad, Iran. Hum Fertil (Camb). 2015;18(1):60-9. doi: 10.3109/14647273.2014.925591. [PubMed: 25162473]. ##