This book deals with the conditions and the consequences of the production of different syntactic sentence structures. During the sixties the syntactic structure of sentences was one of the most intensively studied topics in psycholinguistic research. The dominant interest did not, however, lie in the function of syntactic structures but in the ability to understand and to utter them. Later, in the seventies the interest shifted to the semantic structure of sentences. Many studies centred around the structural aspects of the repre sentation of knowledge. The leading question was: how can the...