Yes, this has been a common experience: https://www.nber.org/system/files/working_papers/w28264/w28264.pdf https://www.nber.org/system/files/working_papers/w28

Yes, this has been a common experience: https://www.nber.org/system/files/working_papers/w28264/w28264.pdf https://www.nber.org/system/files/working_papers/w28264/w282... 20% of kids were disadvantaged (-0.4 standard deviation on tests), 20% were advantaged, 60% mostly unaffected. Strongly correlated with household income.