This paper uses cross section data to investigate whether the returns to education vary with the level of ability. Using a measure of cognitive ability based on tests taken at ages 7 and 11 we find, unlike most of the existing literature, clear evidence that the return to schooling is lower for...

This paper uses cross section data to investigate whether education and ability are substitutes or complements in the determination of earnings. Using a measure of cognitive ability based on tests taken at ages 7 and 11 we find, unlike most of the existing literature, clear evidence that the...

This paper addresses the question of whether higher levels of education contribute to greater tolerance of homosexuals. Using survey data for Ireland and exploiting a major reform to education, the abolition of fees for secondary schools in 1968, it is shown that increases in education causes...

This paper addresses the question of whether higher levels of education contribute to greater tolerance of homosexuals. Using survey data for Ireland and exploiting a major reform to education, the abolition of fees for secondary schools in 1968, it is shown that increases in education causes...

In a recent paper, Kanazawa and Kovar (2004) assert that given certain empirical regularities about assortative mating and the heritability of intelligence and beauty, that it logically follows that more intelligent people are more beautiful. It is argued here that this theoremʺ is false and...

Low birth weight has considerable short and long-term consequences and leads to high costs to the individual and society even in a developed economy. Low birth weight is partially a consequence of choices made by the mother pre- and during pregnancy. Thus policies affecting these choices could...