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The Columbian Exchange : A History Of Disease, Food And Ideas

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One of the most interesting questions to ponder: is can a link be drawn directly to show the causation of why and when countries adopted customs or habits that are now fundamental in the present day. With secondary sources, these correlations can be shown and provide statistics as proof, based upon analysis of important primary sources. The journal article The Columbian Exchange: A History of Disease, Food and Ideas is a secondary source detailing what occurred in the years after the voyage of Columbus and how both the New World and the Old World were affected during this period of colonization. An interesting perspective was given in this paper, unlike many others that describe the same topic, in which the authors chose to focus on how the Old World was affected more so than what transpired in the areas being colonized. There was an extravagant biological exchange of both crops and disease, which provided serious lifestyle changes for both Europeans and the native people of the Americas, and there were also consequences elsewhere in the world associated with the Columbus exchange in the years after its commencement. Secondary sources are also very important to historians and this is a source that is very well written, backed up by diagrams and detailed evidence found in primary sources. This article was published in the Journal of Economic Perspectives and it was written by two Assistant Professors of Economics: Nancy Qian and Nathan Nunn. The former taught at Yale

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