Because economists understand earnings as actual material wealth increase, accounting experts think the output value of more than the difference between the input value is profits, there is a contradiction and two kinds of income concept. The specific performance is: Originated in ancient human market trading place for a fixed period of time or place, after the urban growth and prosperity, live in the city of adjacent area farmers, craftsmen, artisans, will start to deal with each other and contribute to the economy of the city. Obvious, the best way to trade is in the city there is a centralized, as market, can let the people in the provision of goods and business services, convenient for people to find goods and business contacts. When a city's market becomes large and more open, the city's economic vitality is also relatively growing. Revenue from the storage business grew by 7% to $1.4 billion, largely driven by a significant increase in SSD sales. On a year-on-year basis, revenue was up 61%, mainly driven by an increase in SSD market share... In the consumer market, client market, enterprise and cloud market growth reached double digits. Market is generally believed that tax reform important progress and good economic data pushed up investor optimism about the U.S. economy growth, coupled with a near record levels of long positions covering, some traders selling positions betting on further flattening of the yield curve, lead to long-term Treasury yields climbed sharply this week. What should we do now, other than what we have achieved?