In fact, you just know about the famous hedge fund. They all make money by shorting in the money market. However, many hedge funds also invest in stock futures. They invest in the growth potential of stocks, and Tiger Fund and Quantum Fund also invest in stocks. But many times, their fund managers are actively discovering loopholes in each country's market and risks in each country's economic leap forward. And a large number of short selling can trigger such an outbreak of hunger risk, and it is easy to manipulate the price decline. After all, fear spreads more easily. It is said that they are short-selling, but their short-selling event has a great impact and short-term profits are high.