The imbalance principle

∆S*∆D≥1

The change in supply x changes in demand …………1
The imbalance principle in Iranian economy school
1- One is a complete number
2- The changes and tolerance in price in market are defined by percent and mathematical coefficient
3- There is always disposable inventory in the market
4- During economic sanctions and Force majeure situation such as earthquake or flood, we face the decrease in the value of the currency and non-controllable inflation