Land inheritance establishes sibling competition for marriage and reproduction in rural Ethiopia.

@article{Gibson2011LandIE,
  title={Land inheritance establishes sibling competition for marriage and reproduction in rural Ethiopia.},
  author={Mhairi A Gibson and Eshetu Gurmu},
  journal={Proceedings of the National Academy of Sciences of the United States of America},
  year={2011},
  volume={108 6},
  pages={
          2200-4
        }
}
Intergenerational transfer of wealth has been proposed as playing a pivotal role in the evolution of human sibling relationships. Sibling rivalry is assumed to be more marked when offspring compete for limited heritable resources, which are crucial for reproductive success (e.g., land and livestock); whereas in the absence of heritable wealth, related siblings may cooperate. To date, comparative studies undertaken to support this evolutionary assumption have been confounded by other… CONTINUE READING
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