... may be easily duplicated by competitors the only way for a company to achieve and sustain its competitive advantage is to invest in its personnel (Miner, 2005). At the same time, both phenomenon and process of motivation are not as simple as they may appear to be. In terms of complex human nature there is literally no single and universal key that may motivate all people well enough without exceptions. A good illustration to this idea is a number of theories of motivation that have been developing in organisational science and organisational psychology since early XX century. In this assignment I will assess key theories of employees' motivation and examine factors and processes that may affect successful motivation. Early theories of motivation: The first tentative ideas of motivation based on scientific principles date back to the early XX century. These ideas are associated with American schools of ...

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