farm profitability Propagating the value proposition of the public chain to new participants - redefining "profit" to cover economic and social value. Money supply is determined by the central bank of exogenous variables, the demand for money depends on the liquidity preference of people, when people's liquidity preference to enhance tend to increase the money hold, so rates are determined by the liquidity preference in joint decision currency demand and currency supply; Loanable ZiJinLun combines the first two interest rate determinism, that interest rate is determined by the supply and demand of loanable funds, including the total savings and new bank money supply and demand including the total investment and new currency demand, interest rate decision depends on common commodity market and money market equilibrium Do foreign exchange business plan has a lot of principles and rules, but if it comes down to the simplest elements, it is nothing but make a entry and exit the starting point for any deal, at the end of the deal is profitable. Once the starting point is established, the change in the price level can be attributed to rising, falling or maintaining the original state. A trading plan must draw up a blueprint for action to enter the actual trading market. Once the price level has occurred to any of the three changes mentioned above, the trader can make the decision to buy or sell according to the plan. This refers to the industrial handicraft industry from the feudal society to the early stage of capitalism. In the 16th century to the 17th century, some western countries of the feudal social system to the system of capitalism, capitalist primitive accumulation is accelerated, deprived of farmers' land on a large scale, make cottage industry collapse, sharply to capitalism works system transformation. Industrial handicraft industry is the embryonic form of enterprise. Although "toys" r "us" on Thursday is facing potential management problems, but if you can't reach a deal with endowment lifeboat, then the number of retailers would increase by 22%, nearly 8000, face "significant financial trouble". Begbies Traynor, a bankruptcy consultancy.