“…Education has an effect on income (Psacharopoulos & Patrinos, 2004 ); (Gregorio & Lee, 2002 ), and higher education leads to higher incomes, and education is the most powerful tool to reduce income inequality (Stephens, Markus, & Fryberg, 2012 ); (Abdullah, Doucouliagos, & Manning, 2015 ); (Stephens, Markus, & Fryberg, 2012 ). Thus, there is a significant link between education and inequality (Marshall & Fukao, 2019 ). Through the universalization of higher education, each country strives to promote quality of life and social justice, minimizing socio-cultural differences (Kothari, 1996 ).…”