First, Second, and Third World - Nations Online Project

First, Second, and Third World Countries. Which countries belong in which category, a general explanation of the terms.

The Competitive Advantage of Nations

Demographics--the study of people through statistics  1st World

What Is a First World (aka Developed or Industrialized) Country?

Africa - Wikipedia

What are the differences between the first, second, and third

The country of the second world - Architizer

First World, Second World, Third World - HubPages

Why are countries classified as First, Second or Third World?

1st, 2nd and 3rd World Countries Compared to Developed and