Talk:Economic expansion

External links modified
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I have just modified 1 one external link on Economic expansion. Please take a moment to review my edit. If you have any questions, or need the bot to ignore the links, or the page altogether, please visit this simple FaQ for additional information. I made the following changes:
 * Added archive https://web.archive.org/web/20090219215409/http://www.nber.org/cycles.html to http://www.nber.org/cycles.html

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Cheers.— InternetArchiveBot  (Report bug) 17:19, 19 December 2016 (UTC)