Arbeitspapier

Convenient but risky government bonds

How does convenience yield interact with sovereign risk and the supply of government bonds? We propose a model of sovereign debt and default in which convenience yield arises because investors are able to pledge government bonds as collateral on financial markets. Convenience yield is dependent on the valuation of collateral, which is negatively dependent on the supply of government bonds, and haircuts that increase with sovereign risk. Calibrated to Italian data, convenience yield contributes substantially to the public debt-to-GDP ratio and can rationalise prolonged periods of negative bond spreads, even in the presence of default risk. We show that the debt elasticity of convenience yield is the most important driver of our results. Decomposing it into the debt elasticity of a collateral valuation and a haircut component, we find that, under empirically relevant conditions, a higher debt elasticity of haircuts can reduce fiscal discipline.

ISBN
978-3-95729-946-8
Sprache
Englisch

Erschienen in
Series: Deutsche Bundesbank Discussion Paper ; No. 15/2023

Klassifikation
Wirtschaft
Asset Pricing; Trading Volume; Bond Interest Rates
International Financial Markets
National Debt; Debt Management; Sovereign Debt
Thema
Sovereign risk
convenience yield
haircuts
debt management

Ereignis
Geistige Schöpfung
(wer)
Kaldorf, Matthias
Röttger, Joost
Ereignis
Veröffentlichung
(wer)
Deutsche Bundesbank
(wo)
Frankfurt a. M.
(wann)
2023

Handle
Letzte Aktualisierung
10.03.2025, 11:44 MEZ

Datenpartner

Dieses Objekt wird bereitgestellt von:
ZBW - Deutsche Zentralbibliothek für Wirtschaftswissenschaften - Leibniz-Informationszentrum Wirtschaft. Bei Fragen zum Objekt wenden Sie sich bitte an den Datenpartner.

Objekttyp

  • Arbeitspapier

Beteiligte

  • Kaldorf, Matthias
  • Röttger, Joost
  • Deutsche Bundesbank

Entstanden

  • 2023

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