Is the EU-Mercosur trade agreement more than a 'cows for cars' deal?

A qualified majority of EU countries have finally approved the EU-Mercosur trade agreement, over 25 years after talks between the two blocs started. Opposition is still fierce, especially from the European agricultural sector. Charles Pellegrin talks to Maria Concepcion Latorre, a professor of applied economics at Universidad Complutense in Madrid, who argues the benefits of the pact outweigh the disadvantages.