As hicks income concept did not specify what is called "equal wealth", and thus the income concept formed the basis of many debates concept, and the theory of accounting earnings, especially the capital preservation theory has a great influence. In accounting, people used to call "maintaining the same level of affluence" as capital preservation. The current GB/T3730.1-2001 car is divided into passenger cars and commercial vehicles. If interest rates rise in some currencies, interest gains on the currency will increase, attracting investors to buy the currency, so it is good for the currency. If interest rates fall, the gains from holding the currency will diminish, and the appeal of that currency will weaken. So you could say, "interest rate rises, strong currencies; Interest rates fall and currencies weaken. Julie Palmer, a retail expert at Begbies Traynor, said retailers faced a particularly disappointing deal in the weeks following the apparent success of "black Friday" at the end of November.