The Tax Reform Act of 1986 basically cleaned out bloated tax benefits, like the Investment Tax Credit, as a way to generate enough revenue to allow for a significant lowering of marginal tax rates.

FORBES: Connect

Your raw material costs on the last and marginal dinner you prepare are still a significant part of the total costs.

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Or maybe it's because they provide lots of symbolically significant, high-tech manufacturing jobs, in marginal constituencies.

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The results are significant because the motorcycle industry fell 40 percent in 2009, with a smaller drop in 2010 and only marginal gain in 2011.

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