This book discusses a class of Reduced Constructions which exhibit both mono- and bi-clausal characteristics. In Spanish, as well as other Romance languages, the most salient mono-clausal characteristic is the possibility of clitic climbing, i.e. the possibility of an object clitic attaching to a verb that is higher (in the appropriate sense) than the verb which selects the object to which the clitic corresponds. Reduced constructions come in essentially two varieties: clause reduction (or restructuring) constructions and union (or causative / perception verb)constructions. There has been...