best non profit mission statements The principle of rational investment: investment in securities investment in analysis and comparison. He said in the earnings call, the result of "shows the Micron company continued strong executive ability, market environment reflects the strategic importance of memory and flash memory storage, as well as the fundamentals of supply and demand state of health." Yu 'ebao, the world's largest money fund, took only four years to achieve the equivalent of 10 years of development, with a maximum annual yield approaching 7%. But in its rapid development, there have also been a big wave of backwater, the most severe, from March 2015 to September 2016, the yield was down from 4.4 percent to about 2.4 percent. disappointing because of the best performance of the global economy since the financial crisis. In economic terms, the benefits of holding any two currencies should be equal in the equilibrium of the foreign exchange market, which is: Ri=Rj (interest rate parity). Here, R stands for yield, and I and j represent currencies of different countries. If the benefits of holding two currencies are unequal, you will have A arbitrage: buy A kind of foreign exchange and sell B foreign exchange.