dear viewers , welcome to today's economy desk at morarikha's economy desk. we will review the experience of reforming the preferential currency subsidy of 420 tomans, which was completed in 1401 and in may of this year. he did the reform and also what lessons should be learned from this policy that was carried out that year. for the future and for the future of the coming days and the policies that will come in the future it will be adopted. we have several graphs . let's see them together. the first graph shows the ratio of the consumption of the 10th tithe to the 1st tithe of basic goods in the year 1400. the year 1400 is the year when in fact 4200 tomans worth of land was allocated to basic goods, now it is actually different goods. for example, in the case of red meat, as you can see, the 10th decile consumes more red meat than the first decile, 13 and 7 percent. if we say that the average in the tenth decile is three and a half times higher than the first decile let's look at the next chart. in this chart , we can also see the monthly changes in the pri