What a great question. Throughout my business career, of over thirty years now, the prevailing answer has been 'yes'. However, Peter Thiel reckons the answer to both parts of the question is or at least should be 'no'.
Thiel's thesis, that competition is for losers, and this response to it will get you thinking... Boards and regulators might need to take note.
Thoughts on corporate governance, strategy and the craft of board work; our place in the world; and, other things that catch my attention.