If demand for tax preferred qualifying dividends were to shift partly over to REITs as this tax advantage is removed, that increased demand should be a tail wind for REIT share values.

FORBES: Move up http://i.forbesimg.com t Move down

The fundamental point is that, in the presence of inelastic supply curves, demand-side subsidies face a headwind of adverse price effects, while direct public provision gets a tail wind of favorable price effects.

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"A little tail wind is a lot better than a headwind, " says economist Chip Case, the "Case" in Case-Shiller.

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"When they come close to the Sun, this ice melts - solar wind blows this material out into space, so you get a tail of matter coming off the comet, " explains O'Brien.

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