Gold is called gold, and its investment varieties include physical gold, paper gold and electronic disk gold.
Futures is an expected product. For example, you can now order 10 this month's corn. If the current price is 1 yuan per catty, the more mature it is, the price will be 1.5 yuan per catty. If the opposite is true,
Stock is actually becoming a shareholder of a company. How many shares you buy is the number of shares invested in this company. This is stock.
Spot silver is just an electronic disk of silver, and foreign exchange is actually foreign exchange in currencies other than China.
Originally, it was a two-way transaction through the current fluctuation of international oil prices.