Credit Spread Term-Structure & Curve-Fitting Toolkit

Seed: bond_universe_prices, benchmark_curve, credit_indices, bootstrapping_constraints

Implementation Guide

A toolkit to bootstrap issuer-specific credit spread curves, calibrate spread term structures and decompose movements into credit and liquidity components. Supports bond valuation, relative-value trading and credit risk attribution for fixed-income desks and credit research.

💡 Expert Q&A Insights

Q: How to handle sparse maturities?

Use interpolation with parametric fits and incorporate proxy curves from indices or CDS where appropriate. \n

Q: Can it decompose liquidity vs credit?

Use bid-offer, turnover and secondary-market indicators to apportion moves, subject to model assumptions.

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