perpetuities

简明释义

英[pəːˈpɛtʃuːɪtiz]美[pərˈpɛtʃuˌətiz]

n. [劳经] 永续年金；终身年金

英英释义

单词用法

同义词

反义词

例句

1.The only difference between the two perpetuities is that the first one also provides a cash flow in each of the years 1 t.

这两者之间的唯一区别是前者也提供了一个从1年到t年每一年的现金流。

2.There have also been one hundred-year bonds and there have also been perpetuities that--in the UK, for example, the British Consoles--have no expiration date and they have infinite maturity.

也有长达百年的债券，甚至有永久债券--比如在英国，不列颠控股，没有过期时间，永不到期。

3.There have also been one hundred-year bonds and there have also been perpetuities that--in the UK, for example, the British Consoles--have no expiration date and they have infinite maturity.

也有长达百年的债券，甚至有永久债券--比如在英国，不列颠控股，没有过期时间，永不到期。

4.Understanding perpetuities can provide a significant advantage in financial planning.

理解永久年金可以在财务规划中提供显著优势。

5.Many endowments are structured as perpetuities, providing ongoing support to institutions.

许多捐赠基金被构建为永久年金，为机构提供持续支持。

6.The formula for calculating perpetuities helps investors determine the present value of future cash flows.

计算永久年金的公式帮助投资者确定未来现金流的现值。

7.Real estate investments can sometimes involve perpetuities when dealing with leases.

房地产投资有时涉及到租赁中的永久年金。

8.In finance, understanding the value of perpetuities is crucial for long-term investments.

在金融领域，理解永久年金的价值对长期投资至关重要。

作文

In the realm of finance and economics, the concept of perpetuities plays a crucial role in understanding the value of cash flows that extend indefinitely into the future. A perpetuity is defined as a financial instrument that provides a constant stream of cash flows for an infinite period. This idea can be particularly useful when valuing certain types of investments, such as preferred stocks or real estate, where the income generated is expected to continue forever. The formula for calculating the present value of a perpetuity is relatively straightforward: it is the annual cash flow divided by the discount rate. This simplicity makes it an attractive concept for investors and analysts alike.To grasp this concept more deeply, let’s consider an example. Suppose an investor purchases a bond that pays $100 annually and is expected to do so indefinitely. If the appropriate discount rate is 5%, the present value of this perpetuity can be calculated as follows: $100 divided by 0.05 equals $2,000. This means that the investor would be willing to pay up to $2,000 for this bond today, given the expected future cash flows. The beauty of perpetuities lies in their ability to simplify complex cash flow scenarios into manageable calculations, allowing investors to make informed decisions based on the time value of money.However, while perpetuities provide a clear framework for valuation, they also come with certain assumptions that must be carefully considered. One major assumption is that the cash flow will remain constant over time. In reality, factors such as inflation, changes in market conditions, and shifts in consumer behavior can all impact the sustainability of these cash flows. Therefore, while the mathematical model of a perpetuity is elegant, the real-world application requires a nuanced understanding of the underlying economic environment.Another important consideration when dealing with perpetuities is the risk associated with them. Investors must assess the likelihood that the cash flows will continue as expected. For instance, if a company’s financial health deteriorates, the dividends it pays could be at risk, thereby jeopardizing the value of any investment based on a perpetuity. Hence, conducting thorough due diligence is essential before committing to any investment that relies on this concept.In conclusion, the concept of perpetuities offers a powerful tool for evaluating investments that generate indefinite cash flows. By understanding how to calculate their present value and recognizing the assumptions and risks involved, investors can better navigate the complexities of financial decision-making. As we move forward in an ever-changing economic landscape, the principles surrounding perpetuities will continue to be relevant, guiding investors in their quest for sustainable returns. Ultimately, while perpetuities simplify the valuation process, they also remind us of the importance of critical thinking and analysis in investment strategies.

在金融和经济领域，perpetuities（永续年金）的概念在理解无限期现金流的价值方面起着至关重要的作用。perpetuity（永续年金）被定义为一种金融工具，提供无限期的固定现金流。这一理念在评估某些类型的投资时尤为有用，例如优先股或房地产，在这些情况下，预期产生的收入将持续不断。计算perpetuity现值的公式相对简单：即年度现金流除以折现率。这种简单性使其成为投资者和分析师的一个吸引人的概念。为了更深入地理解这一概念，让我们考虑一个例子。假设一位投资者购买了一只每年支付100美元的债券，并且预计将无限期支付。如果适当的折现率为5%，则该perpetuity的现值可以这样计算：100美元除以0.05等于2000美元。这意味着，考虑到未来的现金流，投资者今天愿意为这只债券支付最多2000美元。perpetuities的美妙之处在于它们能够将复杂的现金流场景简化为可管理的计算，使投资者能够根据货币的时间价值做出明智的决策。然而，尽管perpetuities提供了一个清晰的估值框架，但它们也伴随着一些必须仔细考虑的假设。一个主要的假设是现金流会随时间保持不变。实际上，通货膨胀、市场条件变化和消费者行为的变化等因素都可能影响这些现金流的可持续性。因此，尽管perpetuity的数学模型优雅，但在现实世界中的应用需要对潜在的经济环境有细致的理解。处理perpetuities时，另一个重要的考虑因素是与之相关的风险。投资者必须评估现金流是否会如预期那样继续。例如，如果一家公司的财务状况恶化，它所支付的红利可能面临风险，从而危及任何基于perpetuity的投资的价值。因此，在承诺任何依赖于这一概念的投资之前，进行彻底的尽职调查是至关重要的。总之，perpetuities的概念为评估产生无限现金流的投资提供了一种强有力的工具。通过了解如何计算它们的现值并认识到其中的假设和风险，投资者可以更好地应对金融决策的复杂性。随着我们在不断变化的经济环境中前行，围绕perpetuities的原则将继续相关，指导投资者寻求可持续的回报。最终，尽管perpetuities简化了估值过程，但它们也提醒我们在投资策略中批判性思维和分析的重要性。