Recently, while watching the market, I suddenly thought that in fact, the rise and fall of stock prices or any asset prices ultimately boils down to a simple game— the comparison of the forces between buyers and sellers. This concept is called supply and demand in economics, but I think for traders, understanding this principle is more important than anything else.
Let's start with the basics. Demand is the desire to buy, supply is the desire to sell. When everyone wants to buy, the price goes up; when everyone wants to sell, the price drops. This sounds very simple, but the logic behind it is