Short- and Long-Run Determinants of Sovereign Debt Credit Ratings
António Afonso, Pedro Gomes, Philipp Rother
International Journal Of Finance And Economics, vol. 16, 2011, p. 1-15.

Ordered Response Models for Sovereign Debt Ratings
António Afonso, Pedro Gomes, Philipp Rother
Applied Economics Letters, vol. 16, 2009, p. 769-773.

Fiscal Consolidations in the Central and Eastern European Countries
António Afonso, Christiane Nickel, Philipp Rother
Weltwirtschaftliches Archiv/Review Of World Economics, vol. 142, 2006, p. 402-421.