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Unexpected alterations in the level, slope, and shape of the yield curve, as well as currency fluctuations, can significantly affect a portfolio’s value. For instance, a sudden steepening of the yield curve or a sharp depreciation of the domestic currency can lead to a decrease in the portfolio’s value. These impacts are quantified using portfolio duration and convexity statistics, for a single currency portfolio and for a multicurrency portfolio.
Risk assessment of fixed-income portfolios often involves scenario analysis. This method involves altering multiple assumptions simultaneously to evaluate the overall effect of unexpected market changes on the portfolio’s value. For example, during the 2008 financial crisis, managers would have used historical rate and currency changes to assess the potential impact on their portfolios.
Scenario analysis is a widely used tool by leveraged investors to evaluate the potential impact of rate or currency movements. For instance, an investor might want to know how much rates or currencies need to change before they face a collateral or margin call or are forced to unwind a position. Fixed-income portfolio models provide a variety of historical or user-defined scenarios for this purpose.
The risk and return impact of rolldown return versus carry, changes in the level, slope, and shape of a single currency yield curve, and an extension to multiple currencies are best illustrated with examples. For instance, in a multicurrency context, spot and forward FX rates are related to relative interest rates.
Practice Questions
Question 1: A fixed-income portfolio manager is assessing the risk of their portfolio. They want to understand the overall effect of unexpected market changes on the portfolio’s value. Which method is often used by practitioners to evaluate such risks by changing multiple assumptions simultaneously?
- Scenario analysis
- Yield curve analysis
- Currency fluctuation analysis
Answer: Choice A is correct.
Scenario analysis is often used by practitioners to evaluate the overall effect of unexpected market changes on a portfolio’s value by changing multiple assumptions simultaneously. Scenario analysis is a process of examining and evaluating possible events or scenarios that could take place in the future and predicting the various feasible effects they could have on portfolio performance. This method allows the portfolio manager to assess the potential risk and return of different scenarios, which can help in making informed investment decisions. It is a flexible tool that can be used to analyze a wide range of potential future conditions, including changes in interest rates, inflation rates, economic growth rates, and other key financial indicators. By considering multiple scenarios, the portfolio manager can gain a better understanding of the potential risks and rewards associated with different market conditions and can make more informed investment decisions.
Choice B is incorrect. Yield curve analysis is a tool used to interpret the shape of the yield curve and predict future interest rates. While it is an important part of risk assessment, it does not involve changing multiple assumptions simultaneously to evaluate the overall effect of unexpected market changes on a portfolio’s value.
Choice C is incorrect. Currency fluctuation analysis is a method used to assess the potential impact of changes in exchange rates on a portfolio’s value. While it is an important part of risk assessment for portfolios with international exposure, it does not involve changing multiple assumptions simultaneously to evaluate the overall effect of unexpected market changes on a portfolio’s value.
Portfolio Management Pathway Volume 2: Learning Module 5: Yield Curve Strategies;
LOS 5(g): Evaluate the expected return and risks of a yield curve strategy