change in quantity demanded

简明释义

需求量变化

英英释义

例句

1.Seasonal sales often result in a change in quantity demanded for winter clothing.

季节性促销通常会导致冬季服装的需求量变化。

2.The introduction of a new model can cause a change in quantity demanded for the previous version.

新型号的推出可能会导致旧版本的需求量变化。

3.As more people work from home, there has been a change in quantity demanded for office furniture.

随着更多人远程办公，办公家具的需求量变化明显。

4.A decrease in the price of smartphones leads to an increase in change in quantity demanded among tech enthusiasts.

智能手机价格下降导致科技爱好者的需求量变化增加。

5.When the price of coffee increases, there is a noticeable change in quantity demanded for regular customers.

当咖啡价格上涨时，常客对咖啡的需求量变化明显。

作文

Understanding the concept of change in quantity demanded is crucial for anyone studying economics. It refers to the variation in the amount of a good or service that consumers are willing and able to purchase at a given price, holding all other factors constant. This concept is fundamental because it illustrates how price fluctuations can influence consumer behavior. When the price of a product decreases, the change in quantity demanded typically increases, as more consumers find the product affordable. Conversely, if the price rises, the change in quantity demanded usually decreases since fewer people are willing to buy the more expensive item.To better understand this concept, let’s consider a practical example: the market for coffee. Imagine that the price of coffee drops from $5 to $3 per cup. As a result, many more people may choose to buy coffee, leading to a significant change in quantity demanded. This increase occurs because consumers perceive the lower price as a better deal, prompting them to purchase more than they would have at the higher price. In this scenario, the change in quantity demanded is driven solely by the price change, illustrating the law of demand.On the other hand, if the price of coffee were to rise from $3 to $5, we would likely see a change in quantity demanded in the opposite direction. Fewer customers might be willing to buy coffee at the higher price, leading to a decrease in the quantity demanded. This relationship between price and quantity demanded is essential for businesses as they strategize pricing to maximize sales and profits.Additionally, it is important to distinguish between a change in quantity demanded and a change in demand. A change in quantity demanded occurs only due to price changes, while a change in demand refers to shifts in the entire demand curve caused by factors such as consumer preferences, income levels, or the prices of related goods. For instance, if a new study reveals that coffee has health benefits, this could lead to an overall increase in demand for coffee, regardless of its price. Thus, understanding these distinctions helps economists and businesses make informed decisions.In conclusion, the concept of change in quantity demanded is a vital aspect of economic theory that highlights the relationship between price and consumer purchasing behavior. Recognizing how changes in price affect the quantity demanded allows businesses to adapt their strategies effectively. Whether looking at everyday products like coffee or luxury items, the change in quantity demanded serves as a guiding principle for understanding market dynamics. By mastering this concept, one can gain deeper insights into the complexities of consumer behavior and market trends, ultimately leading to better decision-making in both personal and professional contexts.

理解需求量变化的概念对于任何学习经济学的人来说都是至关重要的。它指的是消费者在给定价格下，愿意和能够购买的商品或服务的数量的变化，而其他因素保持不变。这个概念是基础，因为它说明了价格波动如何影响消费者行为。当产品价格下降时，需求量变化通常会增加，因为更多的消费者发现该产品是负担得起的。相反，如果价格上涨，需求量变化通常会减少，因为愿意购买更昂贵物品的人会减少。为了更好地理解这个概念，让我们考虑一个实际的例子：咖啡市场。假设咖啡的价格从每杯5美元降到3美元。因此，可能会有更多的人选择购买咖啡，从而导致需求量变化显著增加。这种增加是因为消费者认为较低的价格是更好的交易，促使他们购买比高价时更多的咖啡。在这种情况下，需求量变化仅由价格变化驱动，说明了需求法则。另一方面，如果咖啡的价格从3美元上涨到5美元，我们可能会看到需求量变化朝相反方向发展。较少的顾客可能愿意以更高的价格购买咖啡，从而导致需求量减少。价格与需求量之间的这种关系对企业至关重要，因为它们制定定价策略以最大化销售和利润。此外，区分需求量变化和需求变化也非常重要。需求量变化仅因价格变化而发生，而需求变化则指由消费者偏好、收入水平或相关商品价格等因素引起的整个需求曲线的移动。例如，如果一项新的研究表明咖啡具有健康益处，这可能会导致咖啡的整体需求增加，而无论其价格如何。因此，理解这些区别有助于经济学家和企业做出明智的决策。总之，需求量变化的概念是经济理论中的一个重要方面，它突出了价格与消费者购买行为之间的关系。认识到价格变化如何影响需求量使企业能够有效调整其战略。无论是观察像咖啡这样的日常产品，还是奢侈品，需求量变化都是理解市场动态的指导原则。通过掌握这一概念，个人可以深入洞察消费者行为和市场趋势的复杂性，最终在个人和职业环境中做出更好的决策。