We examine the market reaction to business method patents granted to publicly traded firms. Our findings suggest that the "State Street" decision represents a turning point not only for the growth in the number of business method patent filings, but also in the market's awareness and perception...

We examine the market reaction to business method patents granted to publicly-traded firms. Our findings suggest that the State Street decision represents a turning point not only for the growth in the number of business method patent filings, but also in the market's awareness and perception of...

We examine the potential for short-selling trading abuses unique to Nasdaq during a period when there was no up-tick rule and no effective prohibitions against quot;nakedquot; short selling. We find that (1) short sellers earned significant abnormal returns on Nasdaq securities, but these were...