The value of the fund is reflected in its stock returns. If the income is good, it will be valuable, and if it is not good, it will plummet. Each fund unit is issued at one yuan per share. If you earn twice as much, its net value will become two yuan a share, and with everyone's psychological expectations, it may be speculated to four or five yuan a share.
The stock reflects the value of the boss's company. A good company's net assets per share are all above 10 yuan, plus psychological expectations (that is, thinking about earning a few yuan per share every year), it is possible to speculate to tens or even hundreds of yuan per share.