Analysis of information sources in references of the Wikipedia article "ضريبة تصاعدية" in Arabic language version.
{{استشهاد بكتاب}}: تحقق من التاريخ في: |سنة= لا يطابق |تاريخ= (مساعدة)Under conditions of high income inequality and tax progressivity, there will be even greater support for higher education spending even if most people do not receive it
{{استشهاد ويب}}: صيانة الاستشهاد: أسماء متعددة: قائمة المؤلفين (link)income inequality effectively reduces school enrollment, mainly at secondary level.
students from low income backgrounds are more sensitive to changes in tuition and aid packages than their colleagues from higher income families, as are students attending community colleges compared to universities.
{{استشهاد ويب}}: صيانة الاستشهاد: أسماء متعددة: قائمة المؤلفين (link){{استشهاد بكتاب}}: تحقق من التاريخ في: |سنة= لا يطابق |تاريخ= (مساعدة){{استشهاد ويب}}: صيانة الاستشهاد: أسماء متعددة: قائمة المؤلفين (link)[Implications of increased economic inequality:] Average achievement goes up slightly, but so does the variability of achievement. Average years of schooling increase by less than 1 percent. Inequality, in contrast, increases substantially, by over 8 percent when all four measures of inequality are considered together. Moreover, a higher proportion of students do not complete high school or 11th grade.
income inequality effectively reduces school enrollment, mainly at secondary level.
{{استشهاد ويب}}: صيانة الاستشهاد: أسماء متعددة: قائمة المؤلفين (link)[Implications of increased economic inequality:] Average achievement goes up slightly, but so does the variability of achievement. Average years of schooling increase by less than 1 percent. Inequality, in contrast, increases substantially, by over 8 percent when all four measures of inequality are considered together. Moreover, a higher proportion of students do not complete high school or 11th grade.