This paper examines whether the quality of learning, measured by the scores obtained by the 1978 generation at the end of high school (1995), affects the wages received by this cohort five years later, measured in the 2000 Census. We compute average wages and proficiency for each...

Recent research has found that black students have worse performance than white students on standardized cognitive tests. Racial segregation is frequently pointed out as one of the main factors behind this situation in the international literature. We studied the effects of racial segregation on...

This study was mainly intended to investigate the effects of the income and age of individuals on their risk of becoming victims of physical assault, theft, robbery and attempted theft or robbery. Specifically, we were looking for evidence for a nonlinear relationship between these variables and...