Alam, T. B. (2023). How Far Can Gratitude Go? The Role of Dispositional Gratitude in The Association Between Socioeconomic Status and Relationship Satisfaction and Conflict (Doctoral dissertation, ResearchSpace@ Auckland) American Psychological Association. (2015). Definitions. https://www.apa.org/pi/ses/resources/class/definitions Anicich, E. M., Lee, A. J., & Liu, S. (2022). Thanks, but no thanks: Unpacking the relationship between relative power and gratitude. Personality and Social Psychology Bulletin, 48(7), 1005-1023 Baumeister, R. F., Campbell, J. D., Krueger, J. I., & Vohs, K. D. (2003). Does high self-esteem cause better performance, interpersonal success, happiness, or healthier lifestyles?. Psychological science in the public interest, 4(1), 1-44. Chaplin, L. N., Hill, R. P., & John, D. R. (2014). Poverty and materialism: A look at impoverished versus affluent children. Journal of Public Policy & Marketing, 33(1), 78–92. https://doi.org/10.1509/jppm.13.050 Chaplin, L. N., John, D. R., Rindfleisch, A., & Froh, J. J. (2018). The impact of gratitude on adolescent materialism and generosity. The Journal of Positive Psychology, 14(4), 502–511. https://doi.org/10.1080/17439760.2018.1497688 Chatterjee, D., Kumar, M., & Dayma, K. K. (2019). Income security, social comparisons and materialism: Determinants of subjective financial well-being among Indian adults. International Journal of Bank Marketing, 37(4), 1041-1061. Cruise, S. M., Lewis, C. A., & Guckin, C. M. (2006). Internal consistency, reliability, and temporal stability of the Oxford happiness questionnaire short-form: Test-retest data over two weeks. Social Behavior and Personality: an international journal, 34(2), 123-126. Dittmar, H., Bond, R., Hurst, M., & Kasser, T. (2014). The relationship between materialism and personal well-being: A meta-analysis. Journal of Personality and Social Psychology, 107(5), 879–924. https://doi.org/10.1037/a0037409 Emmons, R. A., & McCullough, M. E. (2003). Counting blessings versus burdens: An experimental investigation of gratitude and subjective well-being in daily life. Journal of Personality and Social Psychology, 84(2), 377–389. https://doi.org/10.1037/0022-3514.84.2.377 Esch, T. (2013). The neurobiology of meditation and mindfulness. Meditation – Neuroscientific Approaches and Philosophical Implications, 153–173. https://doi.org/10.1007/978-3-319-01634-4_9 Etkin, J., & Mogilner, C. (2016). Does variety among activities increase happiness? Journal of Consumer Research, 43(2), 210–229. https://doi.org/10.1093/jcr/ucw021 Ferreira, W. D. A., Giatti, L., Figueiredo, R. C. D., Mello, H. R. D., & Barreto, S. M. (2018). Concurrent and face validity of the MacArthur scale for assessing subjective social status: Brazilian Longitudinal Study of Adult Health (ELSA-Brasil). Ciência & Saúde Coletiva, 23, 1267-1280. Francis, L. J. (2014). Oxford Happiness Inventory. (A. C. Michalos, Ed.).Encyclopedia of Quality of Life and Well-Being Research, 4548–4549. https://doi.org/10.1007/978-94-007-0753-5_102869 Giatti, L., Camelo, L. do, Rodrigues, J. F., & Barreto, S. M. (2012). Reliability of the Macarthur scale of subjective social status - brazilian longitudinal study of adult health (Elsa-Brasil). BMC Public Health, 12(1). https://doi.org/10.1186/1471-2458-12-1096 Hayes, A.F. (2022). Introduction to mediation, moderation, and conditional process analysis: A regression-based approach, New York: The Guilford Press, (3rd Edition). Hills, P., & Argyle, M. (2002). The Oxford Happiness Questionnaire: A compact scale for the measurement of psychological well-being. Personality and Individual Differences, 33(7), 1073–1082. https://doi.org/10.1016/s0191-8869(01)00213-6 Hirshberg, M. J., Goldberg, S. B., Schaefer, S. M., Flook, L., Findley, D., & Davidson, R. J. (2018). Divergent effects of brief contemplative practices in response to an acute stressor: A randomized controlled trial of brief breath awareness, loving-kindness, gratitude or an attention control practice. PloS one, 13(12), e0207765. Huang, S., Hou, J., Sun, L., Dou, D., Liu, X., & Zhang, H. (2017). The effects of objective and subjective socioeconomic status on subjective well-being among rural-to-urban migrants in China: The moderating role of subjective social mobility. Frontiers in Psychology, 8. https://doi.org/10.3389/fpsyg.2017.00819 Hurst, M., Dittmar, H., Bond, R., & Kasser, T. (2013). The relationship between materialistic values and environmental attitudes and behaviors: A meta-analysis. Journal of Environmental Psychology, 36, 257-269. Kausar, R. (2018). Relationship between gratitude and happiness in college students. Indian Journal of Positive Psychology, 9(01). https://doi.org/10.15614/ijpp.v9i01.11752 Kharbanda, A., & Mohan, A. (2021). Relationship between gratitude and happiness among young adults. IAHRW International Journal of Social Sciences Review, 9(2), 88-92. Lee, J. C., Hall, D. L., & Wood, W. (2018). Experiential or material purchases? Social Class Determines Purchase Happiness. Psychological Science, 29(7), 1031–1039. https://doi.org/10.1177/0956797617736386 Lee, J.-W., & Baek, D. H. (2016). Social class and happiness: focusing on the moderating effects of prospect of upward mobility. International Journal of Management and Applied Science, 2(2), 70–74. Li, J., Lu, M., Xia, T., & Guo, Y. (2018). Materialism as compensation for self-esteem among lower-class students. Personality and Individual Differences, 131, 191–196. https://doi.org/10.1016/j.paid.2018.04.038 Otero-López, J. M., & Villardefrancos, E. (2013). Materialism and addictive buying in women: The mediating role of anxiety and depression. Psychological Reports, 113(1), 328–344. https://doi.org/10.2466/18.02.pr0.113x11z9 Parker-Pope, T. (2005). This Is Your Brain at the Mall: Why Shopping Makes You Feel So Good. The Wall Street Journal. Piff, P. K., Kraus, M. W., Côté, S., Cheng, B. H., & Keltner, D. (2010). Having less, giving more: The influence of social class on prosocial behavior. Journal of Personality and Social Psychology, 99(5), 771–784. https://doi.org/10.1037/a0020092 Piff, P. K., & Moskowitz, J. P. (2018). Wealth, poverty, and happiness: Social class is differentially associated with positive emotions. Emotion, 18(6), 902–905. https://doi.org/10.1037/emo0000387 Reckart, H., Huebner, E. S., Hills, K. J., & Valois, R. F. (2017). A preliminary study of the origins of early adolescents' gratitude differences. Personality and Individual Differences, 116, 44-50 Richins, M. L. (2004). The material values scale: Measurement properties and development of a short form. Journal of consumer Research, 31(1), 209-219. Roberts, J. A., Tsang, J.-A., & Manolis, C. (2015). Looking for happiness in all the wrong places: The moderating role of gratitude and affect in the materialism–life satisfaction relationship. The Journal of Positive Psychology, 10(6), 489–498. https://doi.org/10.1080/17439760.2015.1004553 Rudykh, L. G. (2018). Specific problems of consumer society. The European Proceedings of Social and Behavioural Sciences. https://doi.org/10.15405/epsbs.2018.12.123 Ryan, L., & Dziurawiec, S. (2001). Materialism and its relationship to life satisfaction. Social Indicators Research : An International and Interdisciplinary Journal for Quality-Of-Life Measurement, 55(2), 185–197. https://doi.org/10.1023/A:1011002123169 Sadia, R., Ghayas, S., Huda, S., & Khan, S. (2022). More Materialism, Less Marital Satisfaction: The Mediating Role of Gratitude. International Journal of Psychological and Behavioural Research (IJPBR), 2(1). https://doi.org/https://doi.org/10.37605/ijpbr.v2i1.15 Salonen, A. O., & Åhlberg, M. (2013). Towards sustainable society: From materialism to post-materialism. International Journal of Sustainable Society, 5(4), 374-393. Sidhu, J. K., & Foo, K. H. (2015). Materialism: The road to happiness and life satisfaction among Singaporeans. The Journal of Happiness & Well-Being, 3(1), 77-92. Sirgy, M. J., Yu, G. B., Lee, D. J., Joshanloo, M., Bosnjak, M., Jiao, J., … & Grzeskowiak, S. (2021). The dual model of materialism: Success versus happiness materialism on present and future life satisfaction. Applied Research in Quality of Life, 16, 201-220. Solaka, M. (2016). Psychological and Neuroscientific Perspectives on Gratitude as an Emotion. Toepfer, S. M., Cichy, K., & Peters, P. (2011). Letters of gratitude: Further evidence for author benefits. Journal of Happiness Studies, 13(1), 187–201. https://doi.org/10.1007/s10902-011-9257-7 Tong, E. M., Reddish, P., Oh, V., Ng, W., Sasaki, E., Chin, E. D., & Diener, E. (2022). Income robustly predicts self-regard emotions. Emotion, 22(7), 1670. Tsang, J.-A., Carpenter, T. P., Roberts, J. A., Frisch, M. B., & Carlisle, R. D. (2014). Why are materialists less happy? the role of gratitude and need satisfaction in the relationship between materialism and life satisfaction. Personality and Individual Differences, 64, 62–66. https://doi.org/10.1016/j.paid.2014.02.009 Tully, S. M., Hershfield, H. E., & Meyvis, T. (2015). Seeking lasting enjoyment with limited money: Financial constraints increase preference for material goods over experiences. Journal of Consumer Research, 42(1), 59–75. https://doi.org/10.1093/jcr/ucv007 Tyagi, S., Garg, N., & Paudel, R. (2014). Environmental degradation: Causes and consequences. European researcher, 81(8-2), 149 Van Boven, L. (2005). Experientialism, materialism, and the pursuit of happiness. Review of General Psychology, 9(2), 132–142. https://doi.org/10.1037/1089-2680.9.2.132 Watkins, P. C., Woodward, K., Stone, T., & Kolts, R. L. (2003). Gratitude and happiness: Development of a measure of gratitude, and relationships with subjective well-being. Social Behavior and Personality: An International Journal, 31(5), 431–451. https://doi.org/10.2224/sbp.2003.31.5.431 Watson, D. C. (2015). Self-conscious emotions and materialism. Imagination, Cognition and Personality, 35(2), 190–210. https://doi.org/10.1177/0276236615587492 Witvliet, C. vanOyen, Richie, F. J., Root Luna, L. M., & Van Tongeren, D. R. (2018). Gratitude predicts hope and happiness: A two-study assessment of traits and States. The Journal of Positive Psychology, 14(3), 271–282. https://doi.org/10.1080/17439760.2018.1424924 Yu, G. B., Lee, D.-J., Sirgy, M. J., & Bosnjak, M. (2019). Household income, satisfaction with standard of living, and subjective well-being. the moderating role of Happiness Materialism. Journal of Happiness Studies, 21(8), 2851–2872. https://doi.org/10.1007/s10902-019-00202-x Zheng, X., Baskin, E., & Peng, S. (2018). The spillover effect of incidental social comparison on materialistic pursuits. European Journal of Marketing, 52(5/6), 1107–1127. https://doi.org/10.1108/ejm-04-2016-0208