how to calculate profit in percentage 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. In theoretical economics, investment means buying (and therefore producing) capital goods - not being consumed but being used in future production. Examples include building railroads, or factories, cleaning the land, or allowing yourself to go to college. Strictly speaking, investment in formula GDP= C + I + G + NX is also part of gross domestic product. In that respect, the function of investment is divided into non-residential investments (such as factories, machinery, etc.) and residential investment (new homes). The correlation between I = (Y, I) is known to have a close relationship with income and interest rates. Higher incomes would boost higher investment, but higher interest rates would discourage investment because it would be more expensive to borrow. Even if companies choose to use their own funds to invest, interest rates represent the opportunity cost of investing in those funds rather than the interest that will lend out. The high yield p2p wealth management products know the above mentioned above, and also know that the domestic p2p financing market is not sound enough, so there is a certain risk in the p2p financing investment. How to choose investment platform, how to determine the security of P2P wealth management products, its complexity is also greatly increased. So be cautious as investors. British Glass is organising a one-day seminar on funding for decarbonisation and energy efficiency work on Thursday 2 November (north of England, venue TBC) – which will be attended by British Glass members’ and non-members. For a long time, the wine produced by this figure was mainly sold in the domestic market. But in recent years, the downturn in Brazil's domestic market has led to a shift in the direction of hong winemakers abroad. China, a big consumer of red wine, is a natural focus. Although Brazilian wines have a short time to enter China, the country's total exports to China reached nearly 200,000 bottles last year alone. China has become the second biggest export destination for Brazilian wines. Diego beto, he said, "we expect the amount of wine exports to China this year will be around 34% year-on-year growth, you can see in the Chinese market at least six wines from our brand. Miolo, for example, has opened seven stores in China. Our development in China is the fastest, and not only is the market open, but the consumption view of wine is rapidly emerging." Financial staff are used to dividing the investment payback period into long-term, intermediate and short-term periods. The term usually refers to more than five years, short term generally refers to a period of less than one year, and the middle term is somewhere in between. Managers also use long, medium and short term to describe the plan. Long-term plan describes the organization in a quite long period (usually more than 5 years) and the development direction of policy, regulation on the group's various departments over a longer period of time in some activities should reach the goal and requirements, mapped the organization long-term development blueprint. Short-term plans specifically provides for all departments of an organization in the current stage, to the future the shorter period especially in the recent period of time, which should be engaged in activities, engaged in such activities should meet the requirement, and thus provides a basis for the ACTS of all members of the organization. It is proposed to set up big core technology in the big fund In November 2017, Advisor Perspectives published an article said that in addition to the improvement of fuel efficiency, petrol consumption decline is due in large part to the following factors: the ageing staff away from the workplace; The home office model is developing more and more; Social media takes the place of face-to-face communication, and travel is unnecessary. More and more young people are no longer driving their cars. And urban population growth accelerated, reducing per capita gasoline dependence.