Inflation is the devaluation of currency, and the supply of money exceeds demand, which is manifested in rising prices. In other words, the real value of the same steamed bread should be 20 cents, and the existence of inflation makes the price of a steamed bread higher than 20 cents.

Futures is a standardized forward contract. Generally speaking, a forward contract is a transaction at a mutually agreed price in the future. Futures is a specific commodity contract made by the exchange, which stipulates the trading volume, grade and price month of the commodity. Both buyers and sellers are futures contracts.

Specifically, you can look at the websites of some futures brokerage companies, or go to the futures brokerage company to ask the staff.