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<p>[QUOTE="calcol, post: 3885372, member: 77639"]A little clarification (I hope!<img src="styles/default/xenforo/clear.png" class="mceSmilieSprite mceSmilie1" alt=":)" unselectable="on" unselectable="on" />). I think grading standards have loosened a bit over the decades, but haven't seen definitive proof. So it's just a feeling or intuition. I pointed out in my original post that there is only one way to prove it. Pointing out individual coins or selected coins as a group that have gone up in grade won't do it.</p><p><br /></p><p>The intention of my original post was to point out that gradeflation, which I consider as established fact, can have two causes: 1. Loosening of grading standards, which is the subject of endless arguments. 2. Grade ratcheting, which definitely exists. As long as previously graded coins can be submitted with no chance of the grade going down, subjectivity in grading insures that some will get a higher grade. And this will happen even with no change in grading standards.</p><p><br /></p><p>In more statistical terms, for plus/minus variation in grading, the minus option has been taken away by the submission policies for reconsideration or regrading of coins submitted in their existing slab. There's only one way to change if change occurs, and that's to a higher grade.</p><p><br /></p><p>I chose the term "ratcheting" because the current grade is like the current position of a physical ratchet. And like a physical ratchet, if there is movement, it can only be in one way ... in this case, to a higher grade. Long term effect is to raise the population of graded coins to a higher average grade.</p><p><br /></p><p>Cal[/QUOTE]</p><p><br /></p>
[QUOTE="calcol, post: 3885372, member: 77639"]A little clarification (I hope!:)). I think grading standards have loosened a bit over the decades, but haven't seen definitive proof. So it's just a feeling or intuition. I pointed out in my original post that there is only one way to prove it. Pointing out individual coins or selected coins as a group that have gone up in grade won't do it. The intention of my original post was to point out that gradeflation, which I consider as established fact, can have two causes: 1. Loosening of grading standards, which is the subject of endless arguments. 2. Grade ratcheting, which definitely exists. As long as previously graded coins can be submitted with no chance of the grade going down, subjectivity in grading insures that some will get a higher grade. And this will happen even with no change in grading standards. In more statistical terms, for plus/minus variation in grading, the minus option has been taken away by the submission policies for reconsideration or regrading of coins submitted in their existing slab. There's only one way to change if change occurs, and that's to a higher grade. I chose the term "ratcheting" because the current grade is like the current position of a physical ratchet. And like a physical ratchet, if there is movement, it can only be in one way ... in this case, to a higher grade. Long term effect is to raise the population of graded coins to a higher average grade. Cal[/QUOTE]
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