The price of a product is one of the most basic factors affecting the demand for that pro amount of a certain product that a consumer buys depends on its price. An inverse rela exists between the price of the product and the quantity that consumers are willing to p This means that as the price of a product goes up, people will buy less of that product. price goes down, people will buy more. There are of course other factors, besides price that influences an individual's quantity demanded. These other factors are usually with model of demand and supply given less weight than price. The other factors are held c arrive at an equilibrium price level. Other economic factors affecting demand is the der curve shows the effect of changes in the price of the good on quantity demanded holdin other factors such as income, prices of other goods constant. Changes in factors other price of the good itself lead to shifts in the demand curve. Demand may be affected by determined by the consumer, the provider, the supply or location of services. The dem individuals for a product are different from each other. The incomes and admiration sy individuals are different from each other. But this difference influences only the tender