alth (in terms of hunting grounds, water sources, and intelligence) than other primates. However, while inequalities of wealth seem ubiquitous to human societies - both between societies and within each society - these inequalities have in the past half-century been growing (http://utip.gov.utexas.edu/).
We should note that the differences in wealth and power of concern here are not those generated by differences in effort or talent or intelligence but those that are created by structural factors such as race, gender, and nationality.
American economist Immanuel Wallerstein has argued in many of his writings that the best way to understand the relationship amongst the First, Second and Third Worlds (and possibly a Fourth World consisting of countries that have recently cast off colonial status) is to consider all of the world's nations as being a part of a single economic system. This system - which is political as well as economic - is highly complex and can only be understood if it is seen as a highly i
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