<P> There is no established convention for the designation of "developed" and "developing" countries or areas in the United Nations system . </P> <P> And it notes that: </P> <P> The designations "developed" and "developing" are intended for statistical convenience and do not necessarily express a judgement about the stage reached by a particular country or area in the development process . </P> <P> The UN also notes, </P>

Which is the poorest and least developed country of the former yugoslavia