Knickerbocker's theory emphasizes on the interdependence of major players in the same industry. Imitation is the name of the game where firms try to match each other's moves to keep each other in check so as not to allow a rival gain a competitive advantage over others.
hamstrings. extend the hip and flex the knee against resistance and are important knee stabilizers. help control hip flexion in weightbearing position by contracting eccentrically when the flexion occurs in same direction as gravity as dead lift or hip=hinge position.
The adductor longus, the adductor brevis, the adductor magnus, and the gracilis pectineus muscles are the four basic muscles that provide the hip with adduction. The superficial gracilis muscle is not only quite long and lanky, but it is also the most superficial muscle of the medial groups of thigh muscles.