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	<id>https://wiki.zyen.info/w/index.php?action=history&amp;feed=atom&amp;title=EternalCoin%3ASummary</id>
	<title>EternalCoin:Summary - Revision history</title>
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	<updated>2026-07-19T07:39:17Z</updated>
	<subtitle>Revision history for this page on the wiki</subtitle>
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	<entry>
		<id>https://wiki.zyen.info/w/index.php?title=EternalCoin:Summary&amp;diff=103&amp;oldid=prev</id>
		<title>imported&gt;Marc morris: moved ZYen:Eternal Coin to EternalCoin:Summary</title>
		<link rel="alternate" type="text/html" href="https://wiki.zyen.info/w/index.php?title=EternalCoin:Summary&amp;diff=103&amp;oldid=prev"/>
		<updated>2012-07-10T14:43:57Z</updated>

		<summary type="html">&lt;p&gt;moved &lt;a href=&quot;/w/index.php?title=ZYen:Eternal_Coin&amp;amp;action=edit&amp;amp;redlink=1&quot; class=&quot;new&quot; title=&quot;ZYen:Eternal Coin (page does not exist)&quot;&gt;ZYen:Eternal Coin&lt;/a&gt; to &lt;a href=&quot;/wiki/EternalCoin:Summary&quot; title=&quot;EternalCoin:Summary&quot;&gt;EternalCoin:Summary&lt;/a&gt;&lt;/p&gt;
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				&lt;td colspan=&quot;1&quot; style=&quot;background-color: #fff; color: #202122; text-align: center;&quot;&gt;Revision as of 14:43, 10 July 2012&lt;/td&gt;
				&lt;/tr&gt;&lt;tr&gt;&lt;td colspan=&quot;2&quot; class=&quot;diff-notice&quot; lang=&quot;en-GB&quot;&gt;&lt;div class=&quot;mw-diff-empty&quot;&gt;(No difference)&lt;/div&gt;
&lt;/td&gt;&lt;/tr&gt;&lt;/table&gt;</summary>
		<author><name>imported&gt;Marc morris</name></author>
	</entry>
	<entry>
		<id>https://wiki.zyen.info/w/index.php?title=EternalCoin:Summary&amp;diff=102&amp;oldid=prev</id>
		<title>imported&gt;Marc morris at 14:49, 2 July 2012</title>
		<link rel="alternate" type="text/html" href="https://wiki.zyen.info/w/index.php?title=EternalCoin:Summary&amp;diff=102&amp;oldid=prev"/>
		<updated>2012-07-02T14:49:31Z</updated>

		<summary type="html">&lt;p&gt;&lt;/p&gt;
&lt;table style=&quot;background-color: #fff; color: #202122;&quot; data-mw-interface=&quot;&quot;&gt;
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				&lt;td colspan=&quot;2&quot; style=&quot;background-color: #fff; color: #202122; text-align: center;&quot;&gt;← Older revision&lt;/td&gt;
				&lt;td colspan=&quot;2&quot; style=&quot;background-color: #fff; color: #202122; text-align: center;&quot;&gt;Revision as of 14:49, 2 July 2012&lt;/td&gt;
				&lt;/tr&gt;&lt;tr&gt;&lt;td colspan=&quot;2&quot; class=&quot;diff-lineno&quot; id=&quot;mw-diff-left-l1&quot;&gt;Line 1:&lt;/td&gt;
&lt;td colspan=&quot;2&quot; class=&quot;diff-lineno&quot;&gt;Line 1:&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class=&quot;diff-marker&quot; data-marker=&quot;−&quot;&gt;&lt;/td&gt;&lt;td style=&quot;color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #ffe49c; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;The &#039;&#039;&#039;Eternal Coin&#039;&#039;&#039; is a Long Finance thought experiment that speculates on whether a coin that never loses value could exist and, if such a coin could exist, how might it be constructed.&lt;/div&gt;&lt;/td&gt;&lt;td class=&quot;diff-marker&quot; data-marker=&quot;+&quot;&gt;&lt;/td&gt;&lt;td style=&quot;color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;The &#039;&#039;&#039;Eternal Coin&#039;&#039;&#039; is a &lt;ins style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;[[ZYen:&lt;/ins&gt;Long Finance&lt;ins style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;|Long Finance]] &lt;/ins&gt;thought experiment that speculates on whether a coin that never loses value could exist and, if such a coin could exist, how might it be constructed.&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;br&gt;&lt;/td&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;br&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;Michael Mainelli writes that &amp;quot;the more that money is a medium to exchange value across more space and more time, the more uncertainty it must contain. At the extreme, an Eternal Coin, a coin that will always be accepted at never lose its value, must simultaneously connect us with all the risks of geography and time, and all the uncertainties society holds about the future&amp;quot;. [http://www.zyen.com/index.php?option=com_content&amp;amp;view=article&amp;amp;id=611&amp;amp;Itemid=32]&lt;/div&gt;&lt;/td&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;Michael Mainelli writes that &amp;quot;the more that money is a medium to exchange value across more space and more time, the more uncertainty it must contain. At the extreme, an Eternal Coin, a coin that will always be accepted at never lose its value, must simultaneously connect us with all the risks of geography and time, and all the uncertainties society holds about the future&amp;quot;. [http://www.zyen.com/index.php?option=com_content&amp;amp;view=article&amp;amp;id=611&amp;amp;Itemid=32]&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;/table&gt;</summary>
		<author><name>imported&gt;Marc morris</name></author>
	</entry>
	<entry>
		<id>https://wiki.zyen.info/w/index.php?title=EternalCoin:Summary&amp;diff=101&amp;oldid=prev</id>
		<title>imported&gt;Marc morris at 09:32, 2 July 2012</title>
		<link rel="alternate" type="text/html" href="https://wiki.zyen.info/w/index.php?title=EternalCoin:Summary&amp;diff=101&amp;oldid=prev"/>
		<updated>2012-07-02T09:32:46Z</updated>

		<summary type="html">&lt;p&gt;&lt;/p&gt;
&lt;table style=&quot;background-color: #fff; color: #202122;&quot; data-mw-interface=&quot;&quot;&gt;
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				&lt;td colspan=&quot;2&quot; style=&quot;background-color: #fff; color: #202122; text-align: center;&quot;&gt;← Older revision&lt;/td&gt;
				&lt;td colspan=&quot;2&quot; style=&quot;background-color: #fff; color: #202122; text-align: center;&quot;&gt;Revision as of 09:32, 2 July 2012&lt;/td&gt;
				&lt;/tr&gt;&lt;tr&gt;&lt;td colspan=&quot;2&quot; class=&quot;diff-lineno&quot; id=&quot;mw-diff-left-l5&quot;&gt;Line 5:&lt;/td&gt;
&lt;td colspan=&quot;2&quot; class=&quot;diff-lineno&quot;&gt;Line 5:&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;Gary Wright replies, &amp;quot;Maybe the search for the eternal coin is what we have all been involved with and a Utopian objective that will never be realised but must be tried.&amp;quot; [http://www.finextra.com/community/fullblog.aspx?id=3939]&lt;/div&gt;&lt;/td&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;Gary Wright replies, &amp;quot;Maybe the search for the eternal coin is what we have all been involved with and a Utopian objective that will never be realised but must be tried.&amp;quot; [http://www.finextra.com/community/fullblog.aspx?id=3939]&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;br&gt;&lt;/td&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;br&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class=&quot;diff-marker&quot; data-marker=&quot;−&quot;&gt;&lt;/td&gt;&lt;td style=&quot;color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #ffe49c; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;Malcolm Cooper has written a &quot;history&quot; of the eternal coin, which he presented to a seminar at Gresham College.  &lt;/div&gt;&lt;/td&gt;&lt;td class=&quot;diff-marker&quot; data-marker=&quot;+&quot;&gt;&lt;/td&gt;&lt;td style=&quot;color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;Malcolm Cooper has written a &quot;history&quot; of the eternal coin, which he presented to a seminar at &lt;ins style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;[[ZYen:&lt;/ins&gt;Gresham College&lt;ins style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;|Gresham College]]&lt;/ins&gt;.  &lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;br&gt;&lt;/td&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;br&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;Richard Veryard has written a brief review of Malcolm&amp;#039;s history from a systems thinking perspective. [http://www.scribd.com/doc/29200229/Sempiternal-Coin-the-purpose-of-a-currency-is-what-it-does]&lt;/div&gt;&lt;/td&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;Richard Veryard has written a brief review of Malcolm&amp;#039;s history from a systems thinking perspective. [http://www.scribd.com/doc/29200229/Sempiternal-Coin-the-purpose-of-a-currency-is-what-it-does]&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;/table&gt;</summary>
		<author><name>imported&gt;Marc morris</name></author>
	</entry>
	<entry>
		<id>https://wiki.zyen.info/w/index.php?title=EternalCoin:Summary&amp;diff=100&amp;oldid=prev</id>
		<title>imported&gt;Ben Morris: 1 revision</title>
		<link rel="alternate" type="text/html" href="https://wiki.zyen.info/w/index.php?title=EternalCoin:Summary&amp;diff=100&amp;oldid=prev"/>
		<updated>2011-12-06T11:45:37Z</updated>

		<summary type="html">&lt;p&gt;1 revision&lt;/p&gt;
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				&lt;td colspan=&quot;1&quot; style=&quot;background-color: #fff; color: #202122; text-align: center;&quot;&gt;Revision as of 11:45, 6 December 2011&lt;/td&gt;
				&lt;/tr&gt;&lt;tr&gt;&lt;td colspan=&quot;2&quot; class=&quot;diff-notice&quot; lang=&quot;en-GB&quot;&gt;&lt;div class=&quot;mw-diff-empty&quot;&gt;(No difference)&lt;/div&gt;
&lt;/td&gt;&lt;/tr&gt;&lt;/table&gt;</summary>
		<author><name>imported&gt;Ben Morris</name></author>
	</entry>
	<entry>
		<id>https://wiki.zyen.info/w/index.php?title=EternalCoin:Summary&amp;diff=99&amp;oldid=prev</id>
		<title>imported&gt;RichardVeryard at 20:51, 31 May 2010</title>
		<link rel="alternate" type="text/html" href="https://wiki.zyen.info/w/index.php?title=EternalCoin:Summary&amp;diff=99&amp;oldid=prev"/>
		<updated>2010-05-31T20:51:25Z</updated>

		<summary type="html">&lt;p&gt;&lt;/p&gt;
&lt;p&gt;&lt;b&gt;New page&lt;/b&gt;&lt;/p&gt;&lt;div&gt;The &amp;#039;&amp;#039;&amp;#039;Eternal Coin&amp;#039;&amp;#039;&amp;#039; is a Long Finance thought experiment that speculates on whether a coin that never loses value could exist and, if such a coin could exist, how might it be constructed.&lt;br /&gt;
&lt;br /&gt;
Michael Mainelli writes that &amp;quot;the more that money is a medium to exchange value across more space and more time, the more uncertainty it must contain. At the extreme, an Eternal Coin, a coin that will always be accepted at never lose its value, must simultaneously connect us with all the risks of geography and time, and all the uncertainties society holds about the future&amp;quot;. [http://www.zyen.com/index.php?option=com_content&amp;amp;view=article&amp;amp;id=611&amp;amp;Itemid=32]&lt;br /&gt;
&lt;br /&gt;
Gary Wright replies, &amp;quot;Maybe the search for the eternal coin is what we have all been involved with and a Utopian objective that will never be realised but must be tried.&amp;quot; [http://www.finextra.com/community/fullblog.aspx?id=3939]&lt;br /&gt;
&lt;br /&gt;
Malcolm Cooper has written a &amp;quot;history&amp;quot; of the eternal coin, which he presented to a seminar at Gresham College. &lt;br /&gt;
&lt;br /&gt;
Richard Veryard has written a brief review of Malcolm&amp;#039;s history from a systems thinking perspective. [http://www.scribd.com/doc/29200229/Sempiternal-Coin-the-purpose-of-a-currency-is-what-it-does]&lt;br /&gt;
&lt;br /&gt;
==References==&lt;br /&gt;
&lt;br /&gt;
[http://www.gresham.ac.uk/event.asp?PageId=45&amp;amp;EventId=1031 &amp;quot;In Search Of The Eternal Coin: A Long Finance View Of History&amp;quot; Roundtable] inspired by Malcolm Cooper&amp;#039;s research paper of the same name, held at Gresham College on 25 March 02010.&lt;br /&gt;
&lt;br /&gt;
Michael Mainelli, &amp;quot;[http://www.zyen.com/index.php?option=com_content&amp;amp;view=article&amp;amp;id=611&amp;amp;Itemid=32 The Eternal Coin – Made From Real Money: Risks In Fiat Currencies]&amp;quot;, Journal of Risk Finance, Volume 11, Number 1, pages 111-116, Emerald Group Publishing (January 02010).&lt;br /&gt;
&lt;br /&gt;
Richard Veryard, &amp;quot;[http://www.scribd.com/doc/29200229/Sempiternal-Coin-the-purpose-of-a-currency-is-what-it-does The Sempiternal Coin] April 02010.&lt;/div&gt;</summary>
		<author><name>imported&gt;RichardVeryard</name></author>
	</entry>
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