I have no doubt about this. I also know that the IMF was involved in causing chaos in Yugo in the 1980s. But that's a long way from purposely triggering calamity in 1990-1991. They could have easily peeled off the republics in other manners.

You'll have to tell me why the Americans dithered, what they could have hoped to gain by dithering. In fact, many point to the Reagan-Neo/Con connections to Yugo defense structures as a reason why the US actually favored the Serbs in the 1980s.

Here, read the NY Times on the US's positioning:

http://query.nytimes.com/gst/fullpage.html?res=9E0CE3D8153DF93BA35757C0A964958260&sec=&spon= &pagewanted=all