The regional trade governance architecture is in flux. The latest wave of regionalism in the form of mega-regional trade partnerships between countries with major shares of the world economy occurred in the aftermath of the Global Financial Crisis of 2008-09. The most systematically important mega-FTAs included the Trans-Pacific Partnership led by the United States (US), the China-backed Regional Comprehensive Economic Partnership, and the Transatlantic Trade and Investment Partnership between the European Union (EU) and the US.
Drawing on policy diffusion and competitive regionalism...