The Financial Times‘ Amie Tsang has just published this article in which she discusses the extent to which digital economies, in particular the ones that evolve within multi-player video games, have the power to elucidate ‘real’ world economic processes. The reader may enjoy reading her article in conjunction with Gabe Newell’s recent talk and, perhaps, my own musings here.

No, they can’t give us insights and they shouldn’t!
Games could give us insights only about gambling, including casino-type stock markets and spread platforms. Interesting but not generalisable.Games are not about everyday needs of ordinary people. Real economy is about basic needs; hanger, safety, health, death. Unfortunately, economics end their theories are ladden by experts trying not to guide people how to produce, but how to invest. Different universes.
You have the empathy to avoid being one of them and illustrate this fundamental problem.
Have you stopped your research at Valve? You havent updated that blog since August!