Knickerbocker's theory does not explain why the first firm in an oligopoly decides to undertake FDI rather than to export or license. (Hills, 2008) also suggested that the imitative theory does not address the issue of whether FDI is more efficient than exporting or licensing for expanding abroad.
Isometrically, the lower back, the upper back, the abdominals, the trunk muscles, the costal muscles, and the shoulders and arms are all essential to the exercise and thus are trained when squatting with the proper form.
The three muscles that make up the hamstrings muscle group -- the biceps femoris, semimembranosus and semitendinosus -- are also active when you perform squats.hoto Credit Ibrakovic/iStock/Getty Images. The squat is a classic, multi-joint exercise that targets a variety of muscle groups throughout your body, emphasizing those that extend your hip and knee joints.