The other stops, Baker Street, Marble Arch and Victoria coach station are centrally located and also offer many onward travel options, including access to the Jubilee, Metropolitan, District & Circle, Victoria and Bakerloo tube lines and overground services from Marylebone and Victoria stations.
Competitive Exclusion Principle. The competitive exclusion principle is an ecological principle stating that when two competing life forms attempt to occupy the same niche, only one outcome is possible: One life form will drive out the other.
Porter suggested that the intensity of competition is determined by the relative strengths of these forces. Main Aspects of Porter's Five Forces Analysis. The original competitive forces model, as proposed by Porter, identified five forces which would impact on an organization's behaviour in a competitive market.These include the following:  The rivalry between existing sellers in the market.ain Aspects of Porter's Five Forces Analysis. The original competitive forces model, as proposed by Porter, identified five forces which would impact on an organization's behaviour in a competitive market. These include the following:  The rivalry between existing sellers in the market.