The world and the economy are eco-systems no different than natures.  Environments change, lives pass, new organisms emerge.  The best and most recent case study of a healthy attitude toward this ecosystem comes from the Merce Cunningham Dance Company.

I believe that the company took the most responsible and visionary action in the current environment.  Funds and audiences are limited, thus, by creating a planned closure Merce Cunningham actually supported a healthy eco-system, making way for NEW artists to engage current and future audiences and funders.  

Read more details and opinions here: http://www.artsjournal.com/jumper/2012/01/a-planned-ending-for-merce-cunningham-dance-co/#comment-2698