profit margin ratio meaning Do not close yourself, do not imprison your thoughts, dare to deny yourself, and deny your past mistakes. To deny an error means to get it right. Through further study, what you get is no longer a matter of knowledge, but the improvement of cognitive ability, the improvement of analytical ability and the improvement of self-confidence, thus improving the operation ability. More than a decade ago, I learned that speculators are the buyers of market risk, buying the risks inherent in social and economic activities, and achieving profit by operating and managing risks. We are always unable to grasp the market correctly, not because we are stupid, but because we are the buyers and bearers of risk, and we are the footer of social economic risk. And society and business sell us the business risk. We take risks and more accurately, we generate losses to meet the risks of social and economic activities and maintain the normal operation of the social economy, which is the essence of the futures market. Essentially, individual speculators is equivalent to the asset management company, by buying risky assets to achieve the purpose of profit, which is you want to have change decayed for magical ability, to achieve such a request, your learning path will be endless. But the DRAM and NAND semiconductor industries have gone from boom to bust in the face of rising prices and the abundance of falling prices. Will it be any different this time? Or is the need for mobile device memory and disk replacement sufficient to continue to delay the abundance until the foreseeable future? The essence of economic value is human labor in the process of human economic products and relations. The value of the use value of creating products and the labor value of creating production relationship. The value concept in "das kapital" refers to exchange value, which is the essence of capital relations. Can't be replaced by local value Bank holidays in India is announced by RBI (reserve bank of India). Bank holidays are often public holidays once the banks tend not to operate. In India these bank holidays in canada are decided through the negotiable instruments act of the banks. Bank holidays aren't just year wise but in addition scheduled around the bases of months. These acts provide holidays to everyone the seven territories and twenty eight states.