The first stage of combinatorial speech is better described as variable than uniform. Talk of variants obscures two different aspects of language (knowledge and use) and two different aspects of language development -- acquisition of the grammar (competence) and deployment of the grammar in speaking and listening (performance). Null subjects and…

Eisenberg (2002) presents data from an experiment investigating 3- and 4-year-old children's comprehension of restrictive relative clauses. From the results, she argues that children do not have discourse knowledge of the felicity conditions of relative clauses before acquiring the syntax of relativization. This article evaluates this conclusion…

Investigated children's acquisition of short- and long-distance "whose"-questions to see whether children know that, in English, the entire "whose"-phrase must pied-pipe to the specifier of complementizer. Subjects were English-speaking children, ages 4-6. phrase. (Author/VWL)