Since 1999, one of the main strategies the Colombian government has used to mitigate coca cultivation is to spray the crops with herbicide, which is carried out from airplanes. In this paper I evaluate the consequences of this strategy for rural households in areas where coca is cultivated, specifically the effects of aerial spraying on child…

We investigated children's personal representations of significant sibling conflicts. Forty pairs of siblings were interviewed separately about the same disputes. Although they described the same episodes, both older (M age = 7.0) and younger (M age = 4.4) siblings ascribed more serious transgressions to their opponents than to themselves. They…

Develops and analyzes a new database that links information on a sample of exempt immediate relative immigrants in Fiscal Year 1985 with information on the characteristics of their petitioners or sponsors in order to examine the chain migration issue. Analysis indicates that an explosive increase is unlikely. (JS)

Data from the Social Security Administration's Retirement History Study and a supplement to the 1968 Current Population Survey are discussed in terms of the relationship between (1) family size and residence, and (2) economic and educational status. It is shown that household heads who grew up as members of large families and/or as natives of…

Explores the effect of "chaining" through the petitioning of relatives on the demand for future immigrant visas by Koreans and Filipinos. Presents analyses that derive different multipliers that may be used in estimating the effects of chain migration, including a Theoretical Multiplier, an Adjusted Multiplier, and a Projected…