2. Macroeconomics (policies and regulations, inflation, currency exchange rate: mainly USD, interest rate, etc. )

3. International political factors (regional turmoil and disputes, wars)

4. Linkage of related markets (gold, foreign exchange (mainly USD), stocks)

5. Speculation and international hot money,

6. There is only one psychological factor (traders' confidence in the market) that really affects the international crude oil price: capital. Whether the funds have entered the crude oil market or whether the funds have been withdrawn from the crude oil market. Funds can be divided into supply and demand funds, speculative funds and hedge funds.

7, the supply and demand of funds, is demand, the normal demand in the market.