Sibling Synergy

Household Composition and Schooling of Rural South African Children: Sibling Synergy and Migrant Effects

In this paper we examine the demand for education among rural Black households in South Africa using nationally representative data from the 1990s. In particular our study focuses on factors affecting schooling decisions at the household level. Our estimation results reveal strong evidence of a sibling synergy effect, in that the presence of other school-age children in a household makes it mor...

Sibling Bullying

Sibling negotiation

Current discussions of offspring begging typically assume either that it is a signal directed at parents or that it represents a form of scramble competition to gain access to them. However, offspring might also display to inform nest mates that they will contest the next food item to be delivered; in other words, begging (possibly in the absence of parents) might serve purely as a form of nego...

Sibling Interaction Effects

Southern synergy.

Aflatoxin B, (AFB,) induced rat liver cancer is a well studied system of hepatocarcinogenesis. AFBI has also been used to transform cultured rat liver derived cells in vitro. Cells in culture often have a reduced capacity to metabolise the AFB, to its active metabolite, and often prolonged periods of exposure to the toxin have to be employed, with a long latency in the appearance of transformed...