The Glass Driving Ceiling

<a href="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEgfF1oBLLsIlDEVfkhyKVmpqE1G_adyVUFVV2b73jPna4Nt3ufYK9NAiVZk8feAcQtZ7Erz17Cfc53dqL0Caea_wpRkgoOOlE4VF937fLmo-NGyP9zyUmjkRljasZh4ppDx2R8tFvEaijU/s1600/The+Glass+Driving+Ceiling.jpg" imageanchor="1"><img border="0" src="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEgfF1oBLLsIlDEVfkhyKVmpqE1G_adyVUFVV2b73jPna4Nt3ufYK9NAiVZk8feAcQtZ7Erz17Cfc53dqL0Caea_wpRkgoOOlE4VF937fLmo-NGyP9zyUmjkRljasZh4ppDx2R8tFvEaijU/s320/The+Glass+Driving+Ceiling.jpg" /></a><br /><span style="font-size: x-small;">Click to enlarge.</span><br /><br />A glass driving ceiling is a political term used to describe "the unseen, yet unbreakable barrier that keeps a society from exponentially growing the number of miles driven each year, regardless of population increases and the level of automobile advertising dollars spent."<br /><br /><b>See Also:</b><br /><a href="http://en.wikipedia.org/wiki/Glass_ceiling">Glass Ceiling</a><br /><br /><b>Source Data:</b><br /><a href="http://research.stlouisfed.org/fred2/graph/?g=nDi">St. Louis Fed; Custom Chart</a>

The Glass Driving Ceiling

Click to enlarge. A glass driving ceiling is a political term used to describe "the unseen, yet unbreakable barrier that keeps a societ...

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