1. Pam owns Discount Auto Zone, a company that got its start making auto parts related to hybrid vehicles, but her firm has had difficulty establishing itself as a maker of parts for the more profitable internal combustion engine. What is most likely contributing to Discount Auto Zone's problem in this area? 
2. 
   
3. Newcomers cannot use existing assets or reconfigure their value chains. 
4. 
   
5. New competitors usually ignore stakeholders who are not stockholders. 
6. 
   
7. It is difficult for outsiders to gauge which stage of the "life cycle" that industry is in. 
8. 
   
9. Entry barriers usually protect the incumbent players in a profitable industry.