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前不久,中国股市经历严重下跌后,公安部进场严查恶意做空。这一非常之举很有必要,世界上任何国家都不会对恶意做空本国资本市场袖手旁观。期权市场交割时,空头和多头的增减永远对等。如果这个市场是孤立的,可以认为交割过程是零和博弈。但事实上,期权市场上多方和空方的盈亏交割,依据的是现货市场指数的高低,与现货市场紧密相连且交换利益。股指期货主要作
Not long ago, after the Chinese stock market experienced a severe decline, the Ministry of Public Security made a thorough investigation of malicious short positions. This extraordinary move is necessary. No country in the world will stand idly by and shorten its own capital market. When the options market is delivered, short and long increases and decreases are always equal. If the market is isolated, the process of delivery can be considered a zero-sum game. However, in fact, the multi-party and short-side profit and loss delivery on the option market is based on the spot market index level, being closely linked with the spot market and exchanging benefits. Stock index futures are mainly made