This is what I meant by "starve the beast". Once a dictator runs out of money he will succumb to reforms, as proven by Eastern Europe/USSR and China already. Without USSR era subsidies Cuba starves.
http://www.sfgate.com/cgi-bin/articl...i125201D83.DTL
Now, make sure that whoever invests money there (save for the locals) cannot do business with us (USA) and see how quickly Raul starts adopting more changes when the monies he is expecting do not come in.