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Introduction to Basics of Economics

Supply and Demand I

Principle of Supply and Demand

One of the most basic concepts in economics is the principle of supply and demand. This principle describes the relationship between the quantity of a good or service that producers are willing to sell and the quantity that consumers are willing to buy at a given price. When the price of a good or service is low, consumers are more likely to buy it, while producers are less likely to produce it. When the price is high, the opposite is true. This relationship is known as the law of demand and the law of supply.

Example:

If the price of a cup of coffee is $1, many people may be willing to buy it. However, if the price of a cup of coffee increases to $5, fewer people will be willing to buy it. On the other hand, if the price of a cup of coffee is $5, more producers will be willing to produce it, while fewer producers will be willing to produce it if the price is $1.

Determining Price

The price of a good or service is determined by the intersection of the supply curve and the demand curve. The supply curve shows the quantity of a good or service that producers are willing to sell at each price, while the demand curve shows the quantity that consumers are willing to buy at each price. When the supply and demand curves intersect, the price at that point is known as the equilibrium price. At the equilibrium price, the quantity of a good or service supplied is equal to the quantity demanded.

Understanding the principles of supply and demand is essential in economics, as it allows us to analyze the behavior of consumers and producers and how they interact in markets.

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Supply and Demand II

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