Il n'y a plus de taux hors risque
This article was published in Le Temps on the 30th of January 2012. It deals about the fact that the risk-free rate is for all practical purposes nonexistant - at least for Swiss investors. How should a conservative investor deal with this situation, which might well become the "new normal" for the foreseeable future?
The PDF of the article: 
Il n'y a plus de taux hors risque