Ms lagarde said she recently to Britain and the European Union in the civil rights, Northern Ireland and financial settlement negotiations welcome breakthrough, but said, the final agreement was established to minimize the trade barriers, and to provide enough time to implement change. The market believes the next rate increase could happen in May 2018, as officials take action to prevent a record low unemployment and wage inflation leading to inflation. Mehrotra said the additional rate for PC flash drives in 2017 is about 35 percent, and will increase to 75 percent by 2020. And "a lot of hard drives still need to be replaced by SSDS... Future self-driving vehicles are expected to be equipped with about 40GB of DRAM... This will also drive the use of NAND flash memory." Micron cfo Ernie Maddock says: The social profit generated by enterprise activities is the addition of economic profit or the external economic effect of the activity. Companies may make significant monetary profits, but external economic effects often result in negative results, and substantial social profits may be minimal. Such as the industrial revolution, the mass production of the factory is low cost and price of product, but in order to earn maximum profit, factory owners and lower production costs, lead to the low wages of child labor, as well as improper handling industrial waste or contaminants and other social burden. Ford motor co., in 1915, produced a car that was different from a horse model