Hi,congratulations for your article, really interenting! Are you going to write a column about the other 2 questions: customer's loyalty and vulnerability of competitors? Just a question: the market value model you have used is a standard? These

Hi,congratulations for your article, really interenting! Are you going to write a column about the other 2 questions: customer's loyalty and vulnerability of competitors? Just a question: the market value model you have used is a standard? These values of factor's influence in the equation are always the same or it's just an example? Many thanks. I'm Black Belt & Markting Responsible in my enterprise, so I think I can work in this way ... Thanks, again. Patricia Bayo (from Spain)