I'm not sure this has the effect you are suggesting but it did make me laugh. Makes you wonder who decides what is a first world country and what is a third world country. In some ways the existence of a significant portion of American's (those unfortunate enough to be poor) is worse than a third world existence.
Clear cut according to a definition absolutely nobody uses any more. There's no longer a Soviet sphere even if you wanted to use that definition and the post-soviet sphere has diverged dramatically.