Scholarly articles
Articles written by an expert researcher or scholar on an academic topic published in a journal with an academic focus. Most of these academic journal articles are peer reviewed, that is, they have been reviewed by other experts in the field. Peer review is both a quality control process and a selection process. More information.
Working papers
Working papers are semipublished papers or preprints, not yet available in books or journals. Their purpose is to overcome the problems of publishing lag, to publish research before it becomes obsolete, to disseminate information quickly. They also allow authors to receive informal feedback. Not all working papers go on to formal publication.
Popular articles
Articles written for a more general audience, usually by journalists, possibly in a newsmgazine such as The Economist.
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May be written by an economist or a reliable organization, may be written by your friend. See these evaluation guidelines.
Popular articles
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