Short selling is not speculation if you have hard evidence that securities are overvalued and are working to bring it to light. There is risk involved, of cours

Short selling is not speculation if you have hard evidence that securities are overvalued and are working to bring it to light. There is risk involved, of course, but the risk is that the perpetrators and their accomplices will be able to perpetuate the elevated valuation for longer than you can afford to hold your short position.