From Buenos Aires to Colombo, discontent simmers under the surface of rebounding economies
By Libby George, Nicolás Misculin and Uditha Jayasinghe LONDON/BUENOS AIRES/COLOMBO, Oct 23 (Reuters) - Gustavo Raul Perez furrows his brow over a notebook at the hardware shop he has run for six years on the outskirts of Buenos Aires. Since…