cost and profit Market is the inevitable product of the division of labor and the development of commodity economy. At the same time, the market also promotes the social division of labor and the further development of commodity economy during its development and expansion. The market through information feedback directly affects the production of people, how much production, and the market time, product sales status, etc.; Middle link commodity economy development process, supply and sale, the parties to provide production, supply and sale parties exchange places and other exchange, exchange time, to realize the commodity producers, operators and consumers their own economic interests. Not long ago, U.S. debt long positions were near historic highs. The CFTC's holdings report showed that as of Dec. 12, the 30-year U.S. debt had a net gain of 10.091 million, the highest level since last July. But in order to better future, we must expand the definition of the word "profit", the economic benefits and social benefits are included, and understand that block chain itself is a social innovation of technical solutions. The deregistration of shares refers to the reduction of a part of the company's shares in accordance with the issuing procedure. The total write-off of the company's shares only occurs when the company is dissolved. In addition, through the buyback of shares and the merger of the company with the shares of the company, it can also achieve the purpose of the cancellation of shares There are several activities that mother can introduce for their kids. Kid's activities - kids coloring pages types - are simple to introduce to childrens mainly because offers quite a bit to do with colors. kids love dealing with their hands. By using crayons and seeing the colors being transferred into papers, their creative thinking actually starts to increase as his or her imaginations start going everywhere. There is something about being able to pick the shades plus deciding where these colors go, that creates a childrens feel in control of their particular activity. This is why youngsters are usually focused whilst in coloring activities. They are as looking forward to the entire process of coloring because they're looking forward to the way it could possibly be like at the end.