In the Eurozone collapse there are many lessons. However, as is the case with today's media, politics and society in general, these lessons will be ignored. I've summarised four main lessons:
Lesson 1. Centrally managed economies don't work. Having a few people decide the rules of the game and expect that this will work across all businesses and regions is doomed to failure. Not only does it create reams of regulations, it will elevate certain areas of the economy at the expense of others. In most cases, it just leads to a total collapse.
Lesson 2. Socialism doesn't work. Read more about The Eurozone lessons