Before revision: Position A big man's position is never secured in an inherited position at the top of a hierarchy , but is always challenged by the different big men who compete with one another in an ongoing process of reciprocity and re-distribution of material and political resources.
After revision: Powers and responsibilities A big man's position is rarely secured as an inherited position at the top of a hierarchy and is often challenged by other big men who compete with one another in an ongoing process of reciprocity and re-distribution of material and political resources.