http://www.netmba.com/strategy/value-chain http://www.netmba.com/strategy/value-chain/ value chain http://www.netmba.com/strategy/value-cha... http://www.netmba.com/strategy/value-chain/ http://www.netmba.com/strategy/value-chain/ http://www.netmba.com/strategy/value-chain/ Value Chain La cadena de valor de Porter http://www.netmba.com/strategy/value-chain/ La cadena de valor de Porter Applications of the Value Chain Net MBA: Value Chain Analysis http://www.netmba.com/strategy/value-chain/ Michael Porter's Five Forces Model Michael Porter's Five Forces Model http://www.netmba.com/strategy/value-chain/ Michael Porter's Five Forces Model