A stock exchange is a legal person that provides premises and facilities for the centralized trading of securities, organizes and supervises the trading of securities, and exercises self-regulation.

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.

A bond is a financial contract, a debt instrument issued to investors by governments, financial institutions, industrial and commercial enterprises, etc. to raise funds by borrowing directly from society, while promising to pay interest at a certain rate and repay the principal on agreed terms.

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

Shares are part of the ownership of a company's property and the holder of the shares is the shareholder.

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.

The interest rate, in its manifestation, is the ratio of the amount of interest to the total amount of capital borrowed in a given period.

A bond is a debt instrument that the government, financial institutions, industrial and commercial enterprises, etc.

Retail investors how to grasp the individual stock price run in buy one, buy two, buy three, buy four and sell one, sell two, sell three, sell four. Judging the movement of the main force.

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