The U.S. SEC earlier this week announced a set of proposals to curb short selling. One the one hand, it is argued by proponents of short selling (primarily institutional investors such as hedge funds) that such activity helps contribute to market efficiency. On the other hand, opponents of the idea (primarily companies and their managements) decry short sales as accelerating the decline of stocks in difficult market condition with the additional concern that the practice could lead to market manipulation. For a description of the short selling process and the legal position in