On paper, Spanish and Portuguese organisations seem like good potential merger partners, but in practice they rarely get together. Cuatrecasas’ Manuel Castelo Branco asks why

Since both Spain and Portugal joined the European Union and the eurozone, the Iberian Peninsula is undoubtedly an integrated area for economic, financial, historical, cultural and geographical reasons. Centuries of hard physical and financial boundaries and of dynastic annexations have been replaced by hard economic competition between people and companies from both sides.