Funds can be divided into broad sense and narrow sense. Broadly speaking, a fund refers to a certain amount of funds set up for a certain purpose.

Such as trust and investment funds, provident funds, insurance funds, retirement funds and various foundations. People usually refer to funds mainly as securities investment funds.

There are three main analysis methods of securities investment: basic analysis, technical analysis and evolution analysis, among which the basic analysis is mainly applied to the value judgment and selection of investment objects.

Technical analysis and evolution analysis are mainly applied to the temporal and spatial judgment of specific investment operations, as an important supplement to improve the effectiveness and reliability of securities investment analysis.

It is still uncertain which is the earliest hedge fund. During the great bull market in the United States in the 1920s, there were countless such investment tools specifically for the rich.