http://www.proshares.com/ @ What a cool idea for investing!
Make money all the time!
UltraShort Dow30
Overview | Current Quote & Chart
Product Summary
The
UltraShort Dow30 ProShare seeks daily investment results, before fees
and expenses, that correspond to twice (200%) the inverse (opposite) of
the daily performance of the Dow Jones Industrial AverageSM Index.
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