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Futures speculation: refers to the futures trading behavior in the futures market for the purpose of obtaining differential income. Speculators play a vital role in futures trading, which not only improves the liquidity of the market, but more importantly, speculators can absorb the risks that hedgers hate and become the undertakers of price risks. Therefore, to correctly understand the operating mechanism and economic function of the futures market, we must correctly understand and understand futures speculation. Speculation is an indispensable part of the futures market. Its economic functions mainly include: taking price risks. Futures speculators bear the risks that hedgers try to avoid and transfer, thus making hedging possible. Improve market liquidity. Speculators often set up positions to hedge their contracts, thus increasing the trading volume in the futures market. Even if the hedging transaction is easy to realize, it can reduce the price fluctuation that may be caused when traders enter and leave the market. Keep the price system stable. The commodity prices in each futures market are highly correlated with the prices of different commodities.