[Starbucks helps independent coffee shops, rather than killing them](http://meganmcardle.theatlantic.com/archives/2008/01/coffee_boost.php).
Nativist views (of which the anti-chain thing is one example) are just out of step with the real world, because they assume a zero sum world. The base insight of Adam Smith and Ricardo is that we’re not in a zero sum world. This is just one example.