Each crisis has familiar facets, but also has its unique characteristics that do make things somewhat different with their own particular outcomes.
One of the great differences in this current financial crisis in the Western world, and I do mean to say 'current' since it has hardly been resolved, has been the policy actions of the governments of the world.
By forestalling a collapse of the banking system, the emerging markets have been somewhat insulated, at least for now, from the economic carnage that has occurred in the more developed nations. China, Brazil, India, and Russia are doing better than one might expect if there were a worldwide Depression. However I do think that those countries that rely on exports are clutching a viper to their breast. For the global trade regime is much more fragile than you might think, although few have yet seen it.
For the moment at least the G7 ....