I just realized that this is really important for anyone who wants to understand the market, whether it's the stock market, gold, oil, or even digital assets. All of these price movements are driven by the same thing: supply and demand, which are the fundamentals of everything.

Honestly, it’s the buying and selling demand itself. But if we want to understand deeply, we need to look at the details first.

Let's start with the buying side. Demand is the desire to purchase goods or services at various prices. If the price is high, people buy less. If the price is low, people buy more. This is a basic rule. Most variables affecting supply and demand include income levels, preferences, the number of consumers, and future price expectations. Other factors include seasons, government policies, technology, and even consumer confidence.

What’s interesting is when unexpected events happen, such as the Strait of Hormuz being closed in March due to regional conflicts, causing over 20 percent of the world's oil to disappear from the market instantly. Oil prices surged rapidly because of shortages. This is a sharp decrease in supply while demand remains the same.

On the other side is selling. Here, supply and demand refer to the desire to sell goods at various prices. If the price is high, sellers want to sell more. If the price is low, they reduce the amount they sell. Factors influencing supply include production costs, the number of competitors, technology, price expectations, weather conditions, tax policies, exchange rates, and access to capital.

When the demand curve and supply curve intersect, that’s the equilibrium point where the price stabilizes. If the price rises above this point, sellers will sell more, but buyers will buy less, leading to excess inventory and a price drop back down. Conversely, if the price drops below equilibrium, buyers will buy more, but sellers will sell less, causing shortages and prices to rise again.

In financial markets, supply and demand are influenced by many complex factors. On the demand side, economic growth, interest rates, liquidity in the system, and investor confidence play roles. On the supply side, company policies, new listings, and regulations are factors. These elements work together; for example, when the economy grows well, companies tend to list more.

For investors, stocks are viewed as commodities. Rising stock prices indicate strong demand, while falling prices indicate strong supply. In fundamental analysis, we look at earnings forecasts and company growth prospects. If growth is expected to be good, buyers are willing to pay higher prices, and sellers hold back, pushing prices up. Conversely, if forecasts are poor, buyers hold back, and sellers are willing to lower prices, causing prices to fall.

In technical analysis, we use various tools like candlesticks. A green candlestick (closing price higher than opening) shows strong demand; a red one (closing lower than opening) indicates strong supply. Doji candles show that both sides have equal strength.

Trend analysis is similar. If prices keep making new highs, demand remains strong. If prices keep making new lows, supply remains strong. Support and resistance levels are areas where demand and supply are waiting to buy or sell.

There’s a popular technique called the Demand Supply Zone, which looks for moments when the price loses balance—sharp rises or drops—and then pauses within a range. When new factors come in, the price breaks out of this range and continues in the same direction. Traders can then enter trades at breakout points.

In summary, supply and demand are the core of price setting. No matter the market, if we understand how buying and selling forces relate, we can better predict price movements and timing. But in reality, it’s essential to study actual market prices, not just theories, to get a clear picture.