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Highlights:
- LEH states that bonds with similar characteristics, except maturity, yield the same holding-period return.
- It assumes short-term interest rates dictate expected returns across maturities.
- The hypothesis influences bond pricing and interest rate forecasting.
The Local Expectations Hypothesis (LEH) is a financial theory that suggests bonds identical in every aspect except for maturity will deliver the same holding-period rate of return. This theory is rooted in the assumption that investors do not gain an advantage by selecting bonds of different maturities, provided they have equivalent credit risk, coupon rates, and liquidity.
LEH posits that expected returns are primarily dictated by short-term interest rates rather than the term structure of interest rates. In other words, regardless of whether an investor holds a short-term or long-term bond, the anticipated return over a specific period will be the same. This perspective challenges the idea that longer-term bonds inherently offer higher returns as compensation for risk.
A key implication of the LEH is its impact on bond pricing and interest rate expectations. If the hypothesis holds, the yield curve—representing interest rates at different maturities—does not necessarily indicate future interest rate movements. Instead, it suggests that short-term interest rates alone can determine the expected return of bonds across various maturities.
This theory plays a significant role in guiding investment strategies, particularly for fixed-income investors seeking to optimize portfolio returns. It also influences monetary policy decisions, as central banks monitor short-term interest rates to assess their effect on broader financial markets.
In conclusion, the Local Expectations Hypothesis provides a unique perspective on bond market behavior by asserting that bonds with differing maturities yield the same holding-period return. By emphasizing the role of short-term interest rates in shaping expected returns, the hypothesis offers valuable insights into bond pricing, risk assessment, and interest rate forecasting.
