Pre-inventory is an important part of total supply, which reflects the tension of pre-supply.

When the supply is insufficient, the price rises, and when the supply is sufficient, the price falls.

B current output. On the basis of fully studying cotton planting area, climate and growth conditions, production cost and national agricultural policy.

After other factors change, there will be a more reasonable forecast for the current output.

C import volume. The actual import volume often changes for political or economic reasons. So we should know and master this country as soon as possible.

Changes in international situation, price level, import policy and import volume.

In addition, the general factors affecting supply are: production capacity, total number of manufacturers, relative production cost of substitutes, and social customs.

Habits and national macro policies, etc.

2. demand. It usually consists of three parts: domestic consumption, export volume and tradable shares:

Domestic consumption. It is not a fixed constant and changes under the influence of many factors. Mainly: consumer purchasing power

Changes, population growth and structural changes, government revenue and employment policies.

B export volume. Under the condition of a certain output, the increase of export volume will reduce the supply in the domestic market; On the contrary, the reduction of exports will increase.

Domestic market supply.

C ending balance. This is one of the most important data to analyze the changing trend of cotton price. If the inventory increases at the end of the year, this means that when

If the supply exceeds demand every year, the price may fall; On the contrary, it will rise.

There are also factors that affect demand: consumer purchasing power, consumer preference, supply and demand and price of substitutes, demographic changes and changes in commodity structure.

And other non-price factors.

Of course, there are many factors that affect cotton price, such as economic fluctuation cycle, financial and monetary factors (interest rate, exchange rate) and political factors.

Policy factors, natural factors, speculation and psychological factors, but these factors ultimately affect prices through the relationship between supply and demand.