A lot of the negativity baked into the pps of KRY is due to the treatment by Chavez of foreign oil companies.
Below is a link to a 5 page article which underscores that a country's desire to take control of its natural resources is an international phenonenom not limited to Chavez's Venezuela and that those international corporations that know how to navigate this new reality can make out quite well.
From the many post's on this board, it is probably safe to say that Crystallex understands.
http://www.businessweek.com/magazine/content/08_02/b4066038078639.htm?campaign_id=yhoo