When the masses scream, the politicos react....only not always in the best way.
<a href="http://www.tradersmagazine.com/articledetail.cfm?mag_id=1&aid=1110&year=2002">Full article.</a>
<b>No More Shorting On Wall Street? SEC Takes Another Look at the Rules </b>
Tom Taulli
Some pundits are predicting dire consequences for Wall Street if the SEC adapts measures it proposed that would curb or even eliminate short selling. The predictions might be farfetched - and most think shortselling is unlikely to be banned - but how the SEC acts could have major repercussions for trading firms.
<a href="http://www.tradersmagazine.com/articledetail.cfm?mag_id=1&aid=1110&year=2002">Full article.</a>

periodically propping up the market by creating short covering rallies.