“…However, evidence for this assertion is mixed. In ten studies involving fourteen data collections, five found no significant relationship between self-esteem and materialism; in the remaining data collections, only two correlations exceeded −.20 in magnitude (Chang & Arkin, 2002;Flouri, 2007;Grougiou & Moschis, 2015;Kim, Callan, Gheorghiu, & Matthews, 2016;Mick, 1996;Noguti & Bokeyar, 2014;Park & John, 2011;Reeves et al, 2012;Richins & Dawson, 1992;Ruvio, Somer, & Rindfleisch, 2014). Weakness in the association between self-esteem and materialism may stem from the inherent instability of self-concept among materialists, which suggest that materialists' self-esteem varies from day to day, or even moment to moment, depending on mood and daily events.…”