profit per share Interest rates in different countries have different connotations. In China, interest rates typically refer to bank interest rates, further pointing to the pboc's benchmark deposit and lending rates. In the United States, mainly refers to the bond market interest rates, the fed adjustment of benchmark interest rate, also not have mandatory administrative benchmark interest rates, but through open market operations after determine its rate for overnight loans between Banks. Mehrotra said: "historically, Micron in 3 d XPoint efforts focus on technology development and early stage, but because we are paying more and more attention to high value product solutions, we recently sent a team of product development resources, taking advantage of the opportunity of our eyes." Investment in securities is conducive to adjusting capital investment and improving the efficiency of capital use, thus guiding the rational flow of resources and realizing optimal allocation of resources. 7. Efficiency. The efficiency of the plan mainly refers to the time and economy. Network planning technology was developed and developed in the United States in the late 1950s. This approach includes a variety of web-based methods, such as critical path method, planning review technology, combined network method, etc.