Try before you buy

Adidas has launched a new shoestore in Japan, in fact it's a shoe store and and running club in one, Adidas Runbase. Besides perusing and purchasing gear experienced and rookie runners can borrow shoes, get tips from running experts, take the shoes out for a run, shower after your run, etc. The ultimate try-before-you-buy experience.

Ikea economy

We know about Apple economy, ie other companies creating businesses off Apple products (eg iPod accessories). 
Here's Ikea economy: http://springwise.com/weekly/2010-08-04.htm#ecomodernismA company that covers the part of the value chain that Ikea doesn't.