Collective opinion tells us that diversified portfolio is the closest thing to a free lunch in regard to trading. In this brief article, we're about to show how to detect hidden weak points in portfolio trading. See for yourself how Reports-Lab prevents from relying on "outlier profits" and constructing dangerous portfolio combinations. http://www.alnissoft.com/index.php?option=com_content&task=view&id=29&Itemid=35
My portfolio includes Cotton, Coffee, Canadian Dollars, Japanese Govt Bonds, EuroBOBL, Brent Crude Oil, the FTSE-100, Fed Funds, Oats, Silver, Lean Hogs, White Sugar #5, Australian 3 Year Notes, Mexican Pesos, the EuroSTOXX 50, and more than 40 other futures instruments. Yes, it pretends to be diversified. I hope that answers your question.