Does governing law affect bond spreads?

Controlling for bond and issuer characteristics, bond spreads are expected to be equal across different legal jurisdictions, and differences are expected to disappear through arbitrage. However, an analysis of 490 U.S. dollar–denominated bonds issued by 53 emerging market sovereigns during 1990–2015 reveals that after the financial crisis of 2008, launch spreads of sovereign bonds issued under U.K. law have been higher than those issued under...