China’s regions have been experiencing impressive growth over the past decades, but their potentials could be better exploited by creating a single product and labour market. Local protectionism increases transaction costs and hinders competition, thereby taking a toll on productivity....

Almost four decades have passed since the Argentina-Brazil balance of power gave way to a Brazilian uncontested primacy in the Southern Cone. The peaceful and cooperative nature of this regional power transition poses an interesting puzzle for structural theories and those concerned with the...