in the US. We challenge the long-held belief that BN primarily affects high income White teenagers, using a unique data …; as are girls from low income families compared to middle and high income families. We use another data set to show that … who is diagnosed with an eating disorder is in accord with popular beliefs, suggesting that African American and low-income …

. In US election survey data, we find that income is more important in affecting voting behavior for more informed voters … strong correlation between income and political information, Congress representatives vote more conservatively, which is also …

Because a significant portion of U.S. students lacks critical mathematic skills, schools across the country are … skills and tests designed specifically to target pre-algebra and algebra skills. We find that students randomly assigned to … computer-aided instruction score at least 0.17 of a standard deviation higher on a pre-algebra/algebra test than students …