The market has its origins in ancient times when people used the term of place to trade in fixed time or place. In the present, the market has two meanings, one is the trading place, such as traditional market, stock market, futures market, etc., another meaning is the general term of trading activity. The word "market" refers not only to a trading venue but also to all transactions. So when it comes to market hours, it's not just about the size of the site, it's about whether the consumer activity is active. In a broad sense, all property rights transfer and exchange relationships can be market. The establishment of shares refers to the pledge of the pledge of shares, which can be transferred according to law. The quality of the shares shall be entered into a written contract and shall be registered with the securities registration authority, and the pledge contract shall take effect from the date of registration. The shares may not be transferred after the quality of the shares, except as agreed by the pledgor and the pledgee. Upon the consent of the pledgee, the proceeds from the transfer of the shares by the pledgee shall be paid to the pledgee to liquidate the secured claims or to the third party as agreed with the pledgee. However, the company shall not accept the shares of the company as the subject matter of pledge. The theory of modern political economy in China holds that the profit under the socialist system is the form of the value of the surplus products created by the workers for the society. The value composition of the product is c+v+m,c+v is converted into production cost, and the m is part of the surplus product created by the laborer for the society, which translates into profit for the enterprise. The specific form of socialist profit is: to realize profit, that is, the balance of the sales revenue of the enterprise minus the expenses of various expenses; To pay the profits in accordance with the provisions to the national financial department; After tax profit, that is, the profit of the enterprise shall be returned to the enterprise in accordance with the state provisions. A broad market is a group of vendors and individuals who are associated with other vendors and individuals to buy and sell certain goods. The size of the market, the size of the market, is the number of buyers. So there is concern that the yield will not fall below the historic low of 2.4%. 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.