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Inflation

What is a breakeven inflation swap index?

Ellie Edwards
By Ellie Edwards, Content and PR LeadSep 26, 2024

A breakeven inflation swap index (BIS) is a financial index that measures the market's expectation of future inflation. It is derived from the difference between the yields of two bonds: a nominal bond and an inflation-linked bond. 

How it works: 

  1. Nominal Bond: A bond that pays a fixed interest rate. 

  2. Inflation-Linked Bond: A bond whose principal and interest payments are adjusted for inflation. 

  3. Yield Difference: The difference between the yields of these two bonds represents the market's expectation of future inflation. If investors expect higher inflation, they will demand a higher yield on the nominal bond to compensate for the eroding purchasing power of their fixed interest payments. 

Why it's important: 

  • Inflation Expectations: BIS provides a valuable indicator of inflation expectations, which can influence investment decisions, monetary policy, and economic forecasting. 

  • Risk Management: Investors can use BIS to manage inflation risk in their portfolios. 

  • Policy Analysis: Central banks and policymakers can use BIS to assess the effectiveness of their monetary policies and to anticipate potential inflationary pressures. 

Breakeven inflation swaps serve multiple purposes, primarily related to managing and understanding inflation risk: 

  1. Inflation Hedging: Investors can use BIS to hedge their portfolios against inflation risk. By entering into a BIS, they can effectively lock in a future inflation rate, protecting their investments from the eroding purchasing power of inflation. 

  2. Inflation Expectations: BIS provides a valuable indicator of market-implied inflation expectations. This information can be used by investors, policymakers, and analysts to assess the likelihood of future inflation and make informed decisions. 

  3. Policy Analysis: Central banks and policymakers can use BIS to gauge the effectiveness of their monetary policies and to anticipate potential inflationary pressures. By understanding market expectations, they can make informed decisions about interest rate adjustments and other policy measures. 

  4. Investment Decision Making: Investors can use BIS to evaluate the attractiveness of different investment options. For example, if BIS suggests that inflation expectations are rising, investors may prefer to invest in assets that are expected to appreciate in value with inflation, such as real estate or commodities. 

  5. Derivative Pricing: BIS can be used as a benchmark for pricing other inflation-linked derivatives, such as inflation-linked bonds and options. 

Breakeven inflation swap index (BIS) is calculated by subtracting the yield of an inflation-linked bond from the yield of a nominal bond. 

Here's a breakdown of the steps: 

  1. Yield of Nominal Bond: Determine the yield of a nominal bond, which pays a fixed interest rate. 

  2. Yield of Inflation-Linked Bond: Determine the yield of an inflation-linked bond, whose principal and interest payments are adjusted for inflation. 

  3. Calculate Difference: Subtract the yield of the inflation-linked bond from the yield of the nominal bond. 

The resulting difference represents the market's expectation of future inflation. If the yield of the nominal bond is higher than the yield of the inflation-linked bond, it suggests that the market expects inflation to rise in the future. Conversely, if the yield of the inflation-linked bond is higher, it suggests that the market expects inflation to remain low or decline. 

Benefits of Breakeven Inflation Swap Index (BIS) BIS offers several advantages for investors, policymakers, and analysts: 

  1. Inflation Hedging: 

    • Protection against inflation: BIS allows investors to hedge their portfolios against inflation risk, ensuring that their investments maintain purchasing power. 

    • Risk management: By using BIS, investors can effectively manage the impact of inflation on their investments. 

  2. Inflation Expectations: 

    • Market-implied expectations: BIS provides a valuable indicator of market-implied inflation expectations. 

    • Decision-making: This information can be used to make informed investment decisions and assess the effectiveness of monetary policies. 

  3. Policy Analysis: 

    • Monetary policy assessment: BIS helps policymakers gauge the effectiveness of their monetary policies and anticipate potential inflationary pressures. 

    • Policy adjustments: This information can be used to make informed decisions about interest rate adjustments and other policy measures. 

  4. Investment Decision Making: 

    • Asset allocation: BIS can be used to evaluate the attractiveness of different investment options based on inflation expectations. 

    • Risk-return analysis: Investors can use BIS to assess the risk-return trade-offs of various investments. 

  5. Derivative Pricing:

    • Benchmark for pricing: BIS serves as a benchmark for pricing other inflation-linked derivatives, such as inflation-linked bonds and options. 

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