1. Kinsley Kimberley L, Rycroft, Robert S. author. Title: Inequality in America, causes and consequences Description: First Edition. Santa Barbara, California:ABC-CLIO,2021.Includes bibliographical references and index. Identifiers: LCCN 2020052214 (print) .LCCN2020052215 (ebook).
2. Kamali A. An Introduction to the Sociology of Social Inequalities, Tehran: Somit Publications: 2015.
3. Zahedi MJ. Development and Inequality. Fifth Edition, Tehran: Maziar Publications; 2006.
4. Knell M, Stix H. Perceptions of Inequality, Working Papers 216, Oesterreichische National bank (Austrian Central Bank); 2017.
5. Goodrich JN. Sociallist Cuba: a study of health tourism. J , Trav , Res, 199332(1) , 36-410.
6. Mueller H, Kaufmann EI. Wellness Tourism: market analysis of a special health tourism segment and implication for the hotel industry. J Vacat Mark. 2001; 7(1):5-17 .
7. Hall CM. Health and SPA tourism, In: Hudson , S. (Ed) , International sports & Adventure Tourism. Haworth press, NewYork; 2003.
8. Zamani Nieh S. The effect of rural migration on the reproduction of social inequality. Quarterly Journal of New Research in Human Sciences. 2017; 4(12):17-28 .
9. Rabbani Khorasgan R, Ghasemi V, Abbaszadeh M. Investigating the relationship between social factors and social inequalities. Social Welfare Quarterly 2011; 11(41): 305-267.
10. Tagvai M, Warsi HR, Sheikh Biglou R. Analysis of Regional Development Inequalities in Iran", Human Geography Research Quarterly. 2011; 43(78):168-153.
11. Khazaei Z, Godarzi I, Moradi Q. Investigation of economic and social status and inequalities in dissatisfaction with life in women aged 15-54, the fourth international conference on women, infertility and mental health, Lorestan University of Medical and Therapeutic Sciences, 2021; 19.
12. Inglis G, McHardy F, Sosu E, McAteer J, Biggs H. Health inequality implications from a qualitative study of experiences of poverty stigma in Scotland Social Science & Medicine., Elsevier – Science Direct: 2019.
13. Miklin S, Mueller AS, Abrutyn S, Ordonez K. What does it mean to be exposed to suicide?: Suicide exposure, suicide risk, and the importance of meaning-making’.Social Sciencine. 2019; 233/21-27.
14. Hei QM, Xiang YY. Health Tourism Science. people Medical publishing House, Beijing, china: 2020.
15. Lei Jiang, Huazhang Wu, Yang S. social science & Medicine 293; 2022.
16. Kriaa M., Driss S, Karray Z. Inequality and Spatial Disparities in Tunisia. The Journal of Business Inquiry. 2011; 10(1): 161- 175.
17. Kutscherauer A, Fachinnelli H, Hucka M, Skokan K, Suchacek J, Tomanek P, et al. Regional Disparities in Regional Development of the Czech Republic. Press of Technical University of Ostrava, Ostrava; 2010.
18. Kuhn A. The subversive nature of inequality: Subjective inequality perceptions and attitudes to social inequality. European Journal of Political Economy, 2019; 59: 331–344.
19. Han C, Janmaat JG, Hoskins B. Green A. Perceptions of Inequalities: implications for social cohesion, published by the Centre for Learning and Life Chances in Knowledge Economies and Societies; 2012.
20. Page L, Goldstein D. Subjective beliefs about the income distribution and preferences for redistribution. Social Choice and Welfare. 2016; 47(1): 25–61.
)