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Market leading position brings many benefits to those companies. Generally, they possess good brand names, economies of scale, higher margins, revenues and other significant benefits, such as the ability to raise debt at lower cost. They generally have a more stable business than their competitors and are more likely to acquire other businesses as opportunities comes about.

Sources: http://en.wikipedia.org/wiki/Market_leader

… This statements will have a short-term positive impact on this entity, which adds to its value. This qualitative factor will lead to a decrease in costs. This statement will lead to an increase in profits for this entity. "Global Market Leader" is a difficult qualitative factor to defend, so competing institutions will have an easy time overcoming it.