Weber introduced three independent factors that form his theory of stratification hierarchy; class, status, and power: 1  Class: A person's economic position in a society. 2  Weber differs from Marx in that he does not see this as the supreme factor in stratification.
carina - any of various keel-shaped structures or ridges such as that on the breastbone of a bird or that formed by the fused petals of a pea blossom 3. keel - one of the main longitudinal beams (or plates) of the hull of a vessel; can extend vertically into the water to provide lateral stability
1 Also called gripe piece. a curved timber connecting the stem or cutwater of a wooden hull with the keel. 2  the exterior angle or curve formed by this piece; forefoot.  the forward end of the dished keel of a metal hull.