Well if you've got information about a company, or you believe that a company is undervalued, you can go out and buy their stock and you can make some profit on it.
Robert F. EngleI think we're fooling ourselves if we think that regulators are going to be able to outsmart the bankers. So, the task of designing regulatory reform is trying to make more or less foolproof regulation and that's one of the advantages of the systemic category.
Robert F. EngleYou know, some of the portfolios we might consider buying are portfolios which would do especially well if we have an economy-wide, or I mean, a global climate change that impacts us very negatively there are some companies that will do well, and so it might make sense to hold some of those in your portfolio.
Robert F. EngleCredit default swap gives you something to do. You can buy some credit default swaps from them to protect yourself against the bankruptcy of people who owe you money.
Robert F. EngleThat is, many times we're not risking our own money, we're risking somebody else's money, or maybe that someone is going to back stop or downside, but we still get the upside.
Robert F. EngleAllowing short selling is allowing people to sell - instead of having to buy the stock and then sell it, which doesn't do much; allow them to sell it, and then buy it. In which case they can express that information and the idea is that you would get more accurate valuation of companies by letting people express both their positive information and their negative information through either long or short selling.
Robert F. Engle