## Introduction

The Sharpe Ratio is a popular performance evaluation tool used in the finance industry. It is widely used to measure the risk-adjusted return of an investment portfolio. In this article, we will discuss the Sharpe Ratio Range and its importance in investment decision-making.

## What is the Sharpe Ratio?

The Sharpe Ratio was developed by William F. Sharpe in 1966. It is a measure of excess return per unit of risk. The ratio is calculated by subtracting the risk-free rate of return from the portfolio’s return and then dividing the result by the standard deviation of the portfolio’s return.

### Calculating the Sharpe Ratio

To calculate the Sharpe Ratio, you need the following information:

- The average return of the portfolio
- The risk-free rate of return
- The standard deviation of the portfolio’s return

Once you have this information, you can use the following formula to calculate the Sharpe Ratio: Sharpe Ratio = (Average portfolio return – Risk-free rate of return) / Standard deviation of portfolio return

## What is the Sharpe Ratio Range?

The Sharpe Ratio Range is a range of values that the Sharpe Ratio can take. The range varies depending on the type of investment and the level of risk involved. Generally, a higher Sharpe Ratio indicates a better risk-adjusted return.

### Interpreting the Sharpe Ratio Range

The Sharpe Ratio Range can be interpreted as follows:

- A Sharpe Ratio of less than 1 is considered low and indicates that the portfolio is not generating enough return to justify the risk taken.
- A Sharpe Ratio between 1 and 2 is considered moderate and indicates that the portfolio is generating a reasonable return for the risk taken.
- A Sharpe Ratio of greater than 2 is considered high and indicates that the portfolio is generating a good return for the risk taken.

## Why is the Sharpe Ratio Range Important?

The Sharpe Ratio Range is important because it helps investors evaluate the risk-adjusted return of their investment portfolios. It provides a quantitative measure of how much return an investor is getting for the amount of risk they are taking.

### Using the Sharpe Ratio Range in Investment Decision-Making

Investors can use the Sharpe Ratio Range to compare the risk-adjusted return of different investment portfolios. They can use it to identify portfolios that are generating a higher return for the same level of risk or to identify portfolios that are generating the same return for a lower level of risk.

## Limitations of the Sharpe Ratio Range

While the Sharpe Ratio is a useful tool for evaluating the risk-adjusted return of an investment portfolio, it has some limitations. One of the main limitations is that it assumes that the returns of the portfolio are normally distributed. In reality, returns are often not normally distributed and can be affected by extreme events.

### Conclusion

The Sharpe Ratio Range is a powerful tool for evaluating the risk-adjusted return of an investment portfolio. It can help investors make better investment decisions by providing a quantitative measure of how much return they are getting for the amount of risk they are taking. However, it is important to keep in mind that the Sharpe Ratio has some limitations and should be used in conjunction with other investment evaluation tools.