Marco metodológico para la determinacion de la tasa de supervivencia empresarial en el sector industrial de la ciudad de Medellín en el periodo 2000-2010

This paper analyzes the survival of the industrial firms of Medellin created between 2000 and 2010. The likelihood of survival is calculated based on company size at birth, according to the type of company or legal form as well as by industry sectors. Small, medium and large companies enjoy higher relative survival rates, while micro find it more difficult to continue in business. On the other hand, the results establish that the innovation and investment improve survival of new businesses. Likewise, the initial phase of the life cycle of the industry favors the entry of firms rather than itsoutput, while in those who are in their mature or declining phase outputs exceed inputs. Also, it is found that the regional aspects are crucial to the survival of businesses. Key words: Firms creation; Innovation; Firms survival; SMEs; Industrial Sector.