Replicators seem to function well in star trek... I gouess were're about to see a projection on how this might affect things.

Well, yeah.. The replicator is how the Star Trek Federation made communism work. :)

However, Second Life exists requiring support from a world that does not contain replicators, hence it must create an economy that interfaces with the economy that exists around around it.

RE: 'Second Life' faces threat to its virtual economy | CNET News.com