how to calculate profit percent In such a simple deal, the details and considerations of the plan have exceeded what many traders can do in real deals. Therefore, it is not difficult to understand why so many people lose money in the foreign exchange futures market. In his theory, money supply is controlled by the central bank and is an exogenous variable with no interest rate elasticity. At this point, monetary demand depends on people's psychological "liquidity preference". Data shows, Ziddu COINS contract is a kind of intelligence, currencies, such as COINS and etheric lane, make customer Ziddu COINS can be transformed to the currency or the etheric, and putting the proceeds for working capital needs. Small and medium-sized enterprises, processors, manufacturers, importers and exporters can through this contract form in each big market using encryption currency, earnings at the end of the contract, and through an encrypted monetary capital, interest rates will range from 12% to 48%.