Title from PDF of title page (University of Missouri--Columbia, viewed on September 12, 2013).The entire thesis text is included in the research.pdf file; the official abstract appears in the short.pdf file; a non-technical public abstract appears in the public.pdf file.Thesis advisor: Bill AllenIncludes bibliographical references.M.A. University of Missouri--Columbia 2013.Dissertations, Academic -- University of Missouri--Columbia -- Journalism."May 2013"The subject of natural resource scarcity has occupied the minds of social scientists since the 17th century. Scarcity is a difficult concept to define and yet more difficult to predict. It is partly subjective, partly physical and generally relative to people's incomes and expectations. Th...