In the United States, money market funds can be divided into three categories according to the level of risk. 　　 In the United States, money market funds can be divided into three categories according to the level of risk. 　　 1, Treasury bill money market funds, which invest mainly in treasury bills, marketable securities guaranteed by the government, etc. These securities generally have a maturity of less than one year, with an average maturity of 120 days. 　　 2,Diversified money market funds, which are commonly referred to as money market funds, usually invest in a variety of marketable securities such as commercial paper, treasury bills, securities issued by U.S. government agencies, negotiable certificates of deposit, bankers' acceptances, etc., which have similar maturities as the aforementioned funds. 　　 3, Tax-exempt money funds, which are used primarily for short-term financing of high-quality municipal securities, also include municipal medium-term bonds and municipal long-ter

Why hedge Delta risk? Delta risk can therefore be understood as a "directional" risk.

The differences between stock options and restricted stock lie in four areas: symmetry of rights and obligations, symmetry of rewards and penalties, waiting period versus confinement period and exercise price versus grant price.

In this issue, Haitong Futures Options Department brings you an introduction to the BSM (Black-Scholes-Morton) model.

Early options trading in the US began in 1872, founded by the then famous financier Russell, and at that time included call and put options, the market was always OTC and required trading through brokers.

With the recent volatility in the equity markets, fixed income products are back on investors' radar.

Trading in the fast-moving futures market is like driving on a highway, with the floating profits and losses of your account going straight up and down, sometimes so fast that you are overwhelmed.