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	<title>Comments on: The Cruel Basic Mathethematics of Losses</title>
	<atom:link href="http://www.ritholtz.com/blog/2009/11/the-cruel-basic-mathethematics-of-losses/feed/" rel="self" type="application/rss+xml" />
	<link>http://www.ritholtz.com/blog/2009/11/the-cruel-basic-mathethematics-of-losses/</link>
	<description>Macro Perspective on the Capital Markets, Economy, Geopolitics, Technology, and Digital Media</description>
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		<title>By: mars10</title>
		<link>http://www.ritholtz.com/blog/2009/11/the-cruel-basic-mathethematics-of-losses/comment-page-1/#comment-231536</link>
		<dc:creator>mars10</dc:creator>
		<pubDate>Mon, 02 Nov 2009 23:33:47 +0000</pubDate>
		<guid isPermaLink="false">http://www.ritholtz.com/blog/?p=42857#comment-231536</guid>
		<description>&quot;As long as there is growth&quot;. How can there always be growth? Things run out.

Oops, wrong link in my above comment (and no way to edit it). Try this: http://www.chrismartenson.com/blog/exponential-money-finite-world/29744. I just discovered this guy today, and am finding him quite compelling.</description>
		<content:encoded><![CDATA[<p>&#8220;As long as there is growth&#8221;. How can there always be growth? Things run out.</p>
<p>Oops, wrong link in my above comment (and no way to edit it). Try this: <a href="http://www.chrismartenson.com/blog/exponential-money-finite-world/29744" rel="nofollow">http://www.chrismartenson.com/blog/exponential-money-finite-world/29744</a>. I just discovered this guy today, and am finding him quite compelling.</p>
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		<title>By: WaveCatcher</title>
		<link>http://www.ritholtz.com/blog/2009/11/the-cruel-basic-mathethematics-of-losses/comment-page-1/#comment-231489</link>
		<dc:creator>WaveCatcher</dc:creator>
		<pubDate>Mon, 02 Nov 2009 20:57:30 +0000</pubDate>
		<guid isPermaLink="false">http://www.ritholtz.com/blog/?p=42857#comment-231489</guid>
		<description>Can&#039;t remember where I saw the chart, but if you adjust the DJIA for inflation since 1920&#039;s it&#039;s gains become pitifully small.    

Curmudgeon nailed it, as long as there is growth in the equity indices, the stock market is not a zero sum gain.  On the other hand, all derivatives are definitely a zero sum game since two parties are always taking opposite sides of the bet and the instrument is not perpetual.</description>
		<content:encoded><![CDATA[<p>Can&#8217;t remember where I saw the chart, but if you adjust the DJIA for inflation since 1920&#8217;s it&#8217;s gains become pitifully small.    </p>
<p>Curmudgeon nailed it, as long as there is growth in the equity indices, the stock market is not a zero sum gain.  On the other hand, all derivatives are definitely a zero sum game since two parties are always taking opposite sides of the bet and the instrument is not perpetual.</p>
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		<title>By: mars10</title>
		<link>http://www.ritholtz.com/blog/2009/11/the-cruel-basic-mathethematics-of-losses/comment-page-1/#comment-231476</link>
		<dc:creator>mars10</dc:creator>
		<pubDate>Mon, 02 Nov 2009 20:27:52 +0000</pubDate>
		<guid isPermaLink="false">http://www.ritholtz.com/blog/?p=42857#comment-231476</guid>
		<description>While we&#039;re on the topics of innumeracy and growth, let&#039;s throw in the fact that not enough people understand the exponential function. See http://www.chrismartenson.com/martensonreport/exponential-money-finite-world.</description>
		<content:encoded><![CDATA[<p>While we&#8217;re on the topics of innumeracy and growth, let&#8217;s throw in the fact that not enough people understand the exponential function. See <a href="http://www.chrismartenson.com/martensonreport/exponential-money-finite-world" rel="nofollow">http://www.chrismartenson.com/martensonreport/exponential-money-finite-world</a>.</p>
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		<title>By: rootless_cosmopolitan</title>
		<link>http://www.ritholtz.com/blog/2009/11/the-cruel-basic-mathethematics-of-losses/comment-page-1/#comment-231459</link>
		<dc:creator>rootless_cosmopolitan</dc:creator>
		<pubDate>Mon, 02 Nov 2009 19:27:52 +0000</pubDate>
		<guid isPermaLink="false">http://www.ritholtz.com/blog/?p=42857#comment-231459</guid>
		<description>DeDude,

&quot;Unless you can do it full time, I think most people will do better with buy and hold on a diversified portfolio, combined with a little bit of rotation in emphasis on specific sectors, and regular rebalancing.&quot;

Unless it doesn&#039;t work. Like in the US-market for the last 10 years or in Japan for even 20 years. But maybe buy-and-hold investors have still done better as the ones who tried to time the market and ended up buying high and selling low.

However, who is willing to wait for 30 - 40 years to prove the buy-and-hold strategy to be the right choice over the long term? I am not.

rc</description>
		<content:encoded><![CDATA[<p>DeDude,</p>
<p>&#8220;Unless you can do it full time, I think most people will do better with buy and hold on a diversified portfolio, combined with a little bit of rotation in emphasis on specific sectors, and regular rebalancing.&#8221;</p>
<p>Unless it doesn&#8217;t work. Like in the US-market for the last 10 years or in Japan for even 20 years. But maybe buy-and-hold investors have still done better as the ones who tried to time the market and ended up buying high and selling low.</p>
<p>However, who is willing to wait for 30 &#8211; 40 years to prove the buy-and-hold strategy to be the right choice over the long term? I am not.</p>
<p>rc</p>
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		<title>By: How the Common Man Sees It</title>
		<link>http://www.ritholtz.com/blog/2009/11/the-cruel-basic-mathethematics-of-losses/comment-page-1/#comment-231428</link>
		<dc:creator>How the Common Man Sees It</dc:creator>
		<pubDate>Mon, 02 Nov 2009 18:46:05 +0000</pubDate>
		<guid isPermaLink="false">http://www.ritholtz.com/blog/?p=42857#comment-231428</guid>
		<description>@r

&lt;i&gt;As for the long-term. How much does the US-economy grow by producing by much a year on average over the long-term? 3 – 4%? So, if you imagine all members of society as one single share-holder of the whole economy and the increase in the value of all goods in the economy is expressed as increase in the value of the shares, then the value of the shares should increase by about 3 – 4% a year on average. That’s it. This should also be the average increase in the stock market over the long-term purely due to economic growth.&lt;/i&gt;

Keep in mind this is all theoretical and does not necessarily reflect the &#039;real&#039; world:

Society at large not only reflects the winners but also the losers. The stock market, in general, does as well. That being said it is possible to pick a company that produces goods over time that is able to outperform the economy via innovation and productivity enhancements for the short to medium term. I don&#039;t think the time span would be much beyond say 10 - 20 years because at some point, as some say, the company would become the economy due to compound growth

So as far as the company can innovate and improve economic conditions within an economy, finding ways to benefit from the good and avoiding the bad, I think they can grow above the average. Especially if you were to catch the best of growth in your early years and then just matched economic growth later. They can also move outside of a single economy and become a multinational. Thus benefiting and possibly revolutionizing other economies before the restraints of size catch up to them.

I&#039;m not saying it is probable to find a company like that but it certainly is possible

&lt;i&gt;Thus, subtracting this small long-term average gain due to economic growth from the big swings the markets show around this average not just over years, but also over decades, everything else is a Zero-sum gain.&lt;/i&gt;

Well, championships are won at the margins. :)</description>
		<content:encoded><![CDATA[<p>@r</p>
<p><i>As for the long-term. How much does the US-economy grow by producing by much a year on average over the long-term? 3 – 4%? So, if you imagine all members of society as one single share-holder of the whole economy and the increase in the value of all goods in the economy is expressed as increase in the value of the shares, then the value of the shares should increase by about 3 – 4% a year on average. That’s it. This should also be the average increase in the stock market over the long-term purely due to economic growth.</i></p>
<p>Keep in mind this is all theoretical and does not necessarily reflect the &#8216;real&#8217; world:</p>
<p>Society at large not only reflects the winners but also the losers. The stock market, in general, does as well. That being said it is possible to pick a company that produces goods over time that is able to outperform the economy via innovation and productivity enhancements for the short to medium term. I don&#8217;t think the time span would be much beyond say 10 &#8211; 20 years because at some point, as some say, the company would become the economy due to compound growth</p>
<p>So as far as the company can innovate and improve economic conditions within an economy, finding ways to benefit from the good and avoiding the bad, I think they can grow above the average. Especially if you were to catch the best of growth in your early years and then just matched economic growth later. They can also move outside of a single economy and become a multinational. Thus benefiting and possibly revolutionizing other economies before the restraints of size catch up to them.</p>
<p>I&#8217;m not saying it is probable to find a company like that but it certainly is possible</p>
<p><i>Thus, subtracting this small long-term average gain due to economic growth from the big swings the markets show around this average not just over years, but also over decades, everything else is a Zero-sum gain.</i></p>
<p>Well, championships are won at the margins. <img src='http://www.ritholtz.com/blog/wp-includes/images/smilies/icon_smile.gif' alt=':)' class='wp-smiley' /> </p>
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		<title>By: DeDude</title>
		<link>http://www.ritholtz.com/blog/2009/11/the-cruel-basic-mathethematics-of-losses/comment-page-1/#comment-231415</link>
		<dc:creator>DeDude</dc:creator>
		<pubDate>Mon, 02 Nov 2009 18:27:48 +0000</pubDate>
		<guid isPermaLink="false">http://www.ritholtz.com/blog/?p=42857#comment-231415</guid>
		<description>No doubt that buying at the low and selling at the high is a lot more profitable than buy and hold.  But it is the only realistic approach for a lot of people who have a real dayjob.  Figuring out when things are at a low or a high is extremely difficult, even for those that have it as their full time job.  Most of those who try to time the market end up buying high and selling low (losing money to the big guys).  Unless you can do it full time, I think most people will do better with buy and hold on a diversified portfolio, combined with a little bit of rotation in emphasis on specific sectors, and regular rebalancing.</description>
		<content:encoded><![CDATA[<p>No doubt that buying at the low and selling at the high is a lot more profitable than buy and hold.  But it is the only realistic approach for a lot of people who have a real dayjob.  Figuring out when things are at a low or a high is extremely difficult, even for those that have it as their full time job.  Most of those who try to time the market end up buying high and selling low (losing money to the big guys).  Unless you can do it full time, I think most people will do better with buy and hold on a diversified portfolio, combined with a little bit of rotation in emphasis on specific sectors, and regular rebalancing.</p>
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		<title>By: rootless_cosmopolitan</title>
		<link>http://www.ritholtz.com/blog/2009/11/the-cruel-basic-mathethematics-of-losses/comment-page-1/#comment-231394</link>
		<dc:creator>rootless_cosmopolitan</dc:creator>
		<pubDate>Mon, 02 Nov 2009 17:23:52 +0000</pubDate>
		<guid isPermaLink="false">http://www.ritholtz.com/blog/?p=42857#comment-231394</guid>
		<description>It should say at the end

&quot;.. everything else is a Zero-sum game.&quot;

rc</description>
		<content:encoded><![CDATA[<p>It should say at the end</p>
<p>&#8220;.. everything else is a Zero-sum game.&#8221;</p>
<p>rc</p>
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		<title>By: rootless_cosmopolitan</title>
		<link>http://www.ritholtz.com/blog/2009/11/the-cruel-basic-mathethematics-of-losses/comment-page-1/#comment-231390</link>
		<dc:creator>rootless_cosmopolitan</dc:creator>
		<pubDate>Mon, 02 Nov 2009 17:19:55 +0000</pubDate>
		<guid isPermaLink="false">http://www.ritholtz.com/blog/?p=42857#comment-231390</guid>
		<description>How the Common Man Sees It,

Your counter-example contradicts the statement that no one can make gains in the markets even when betting on the right company. I didn&#039;t make such a statement. Your example only works, if you assume the successful company doesn&#039;t dilute its shares to a degree that it will be the only real winner over the long-term at the end, anyway. Maybe the point you wanted to make with your counter-example is that there is long term growth of the economy and this should be reflected in the increase of the total value of all companies in the stock market. I don&#039;t fully disagree with you here, but I was talking about trading as a tool to make gains, not about long-term investing. As for the long-term. How much does the US-economy grow by producing by much a year on average over the long-term? 3 - 4%? So, if you imagine all members of society as one single share-holder of the whole economy and the increase in the value of all goods in the economy is expressed as increase in the value of the shares, then the value of the shares should increase by about 3 - 4% a year on average. That&#039;s it. This should also be the average increase in the stock market over the long-term purely due to economic growth. Thus, the best approach to achieve this may be to just hold shares of all companies in the economy and wait for 30 to 50 years or so (hoping there won&#039;t be structural break-down of society during this period). But who wants to do that? Who participates in the markets as trader or investor for the promise of this small gain that only would probably realize over a very long time? Thus, subtracting this small long-term average gain due to economic growth from the big swings the markets show around this average not just over years, but also over decades, everything else is a Zero-sum gain.

rc</description>
		<content:encoded><![CDATA[<p>How the Common Man Sees It,</p>
<p>Your counter-example contradicts the statement that no one can make gains in the markets even when betting on the right company. I didn&#8217;t make such a statement. Your example only works, if you assume the successful company doesn&#8217;t dilute its shares to a degree that it will be the only real winner over the long-term at the end, anyway. Maybe the point you wanted to make with your counter-example is that there is long term growth of the economy and this should be reflected in the increase of the total value of all companies in the stock market. I don&#8217;t fully disagree with you here, but I was talking about trading as a tool to make gains, not about long-term investing. As for the long-term. How much does the US-economy grow by producing by much a year on average over the long-term? 3 &#8211; 4%? So, if you imagine all members of society as one single share-holder of the whole economy and the increase in the value of all goods in the economy is expressed as increase in the value of the shares, then the value of the shares should increase by about 3 &#8211; 4% a year on average. That&#8217;s it. This should also be the average increase in the stock market over the long-term purely due to economic growth. Thus, the best approach to achieve this may be to just hold shares of all companies in the economy and wait for 30 to 50 years or so (hoping there won&#8217;t be structural break-down of society during this period). But who wants to do that? Who participates in the markets as trader or investor for the promise of this small gain that only would probably realize over a very long time? Thus, subtracting this small long-term average gain due to economic growth from the big swings the markets show around this average not just over years, but also over decades, everything else is a Zero-sum gain.</p>
<p>rc</p>
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		<title>By: contrabandista13</title>
		<link>http://www.ritholtz.com/blog/2009/11/the-cruel-basic-mathethematics-of-losses/comment-page-1/#comment-231381</link>
		<dc:creator>contrabandista13</dc:creator>
		<pubDate>Mon, 02 Nov 2009 16:25:24 +0000</pubDate>
		<guid isPermaLink="false">http://www.ritholtz.com/blog/?p=42857#comment-231381</guid>
		<description>Wow...!  Let&#039;s give Ms. Damato the Nobel Prize for Douche Baggery.  How insightful and enlightening, all this from the same publication that qualifies every discussion on interest rates with a disclaimer stating that rates and prices move inversely.  Noooooooo! really....?

Ciao,

Econolicious</description>
		<content:encoded><![CDATA[<p>Wow&#8230;!  Let&#8217;s give Ms. Damato the Nobel Prize for Douche Baggery.  How insightful and enlightening, all this from the same publication that qualifies every discussion on interest rates with a disclaimer stating that rates and prices move inversely.  Noooooooo! really&#8230;.?</p>
<p>Ciao,</p>
<p>Econolicious</p>
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		<title>By: Mark E Hoffer</title>
		<link>http://www.ritholtz.com/blog/2009/11/the-cruel-basic-mathethematics-of-losses/comment-page-1/#comment-231379</link>
		<dc:creator>Mark E Hoffer</dc:creator>
		<pubDate>Mon, 02 Nov 2009 16:13:41 +0000</pubDate>
		<guid isPermaLink="false">http://www.ritholtz.com/blog/?p=42857#comment-231379</guid>
		<description>bergsten, 

no worries~ given &#039;context&#039;, from what I understood of dude&#039;s article, he was saying, merely, that: ~&quot; some programs are better than others, and, when reaching the, recognizable, limits of the, current, program--uninstall, and update with &#039;better&#039; warez&#039;..&quot;

I hear ya, from the CompSci/Prog POV, though, somehow, I think that wasn&#039;t were dude was coming from..IOW, while he may be think, wistfully, about the passing of Heathkit, I doubt he has digikey.com &#039;bookmarked&#039; in his Opera browser..</description>
		<content:encoded><![CDATA[<p>bergsten, </p>
<p>no worries~ given &#8216;context&#8217;, from what I understood of dude&#8217;s article, he was saying, merely, that: ~&#8221; some programs are better than others, and, when reaching the, recognizable, limits of the, current, program&#8211;uninstall, and update with &#8216;better&#8217; warez&#8217;..&#8221;</p>
<p>I hear ya, from the CompSci/Prog POV, though, somehow, I think that wasn&#8217;t were dude was coming from..IOW, while he may be think, wistfully, about the passing of Heathkit, I doubt he has digikey.com &#8216;bookmarked&#8217; in his Opera browser..</p>
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