It is not set in the absolute middle time because the trading in the early morning is more active, and the late position can reduce the impact on the disk.
The emergence of futures trading provides a place and means for the spot market to avoid price risks. Its main principle is to use futures and spot markets for hedging transactions. In the actual production and operation process, in order to avoid rising costs or falling profits caused by changing commodity prices, futures trading can be used for hedging;
That is, buying or selling futures contracts with the same quantity but opposite direction in the futures market, so that the gains and losses of futures and spot market transactions offset each other. Lock in the production cost or commodity sales price of the enterprise, maintain the established profit and avoid the price risk.
When buying or selling a certain number of spot commodities in the spot market, selling or buying futures commodities (futures contracts) of the same variety and quantity in the opposite direction in the futures market will make up for the losses in another market with the profits in one market to avoid price risks.
Futures trading can preserve the value because the spot price of a specific commodity is influenced and restricted by the same economic factors, and the price changes of the two are generally in the same direction. Due to the existence of the delivery mechanism, the spot price of futures contracts converges near the delivery period.
Extended data:
1. Closed on holidays: China stock market is also closed on legal holidays (non-Saturday and Sunday). In the case of the adjustment of the Golden Week holiday, if the holiday of the previous or the following weekend is merged with the legal holiday, then if the holiday notice is taken as the working time of the weekend, the China stock market will still be closed.
2. Temporary suspension of trading: temporary suspension of trading due to unexpected events of force majeure or to maintain the normal order of securities trading.
For example, on September 29, 20 1 1, affected by Typhoon Shana, Hong Kong government offices were closed, the stock market was closed, and schools were closed; There is also a temporary closure caused by violent fluctuations in the securities market. For example, under the influence of the financial crisis in 2008, Russia, Iceland and other countries announced the temporary closure due to the stock market crash.
Baidu Encyclopedia-Close