Frontmatter -- Contents -- Foreword -- Introduction -- Introduction -- 1. Political Power and Linguistic Inequality in Papua New Guinea -- 2. Language Use in Multilingual Societies: Some Alternate Approaches -- 3. A Quantitative Paradigm for the Study of Communicative Competence -- 4. Above and Beyond Phonology in Variable Rules -- 5. Multilingualism in Papua New Guinea -- 6. Mutual Intelligibility, Bilingualism, and Linguistic Boundaries -- 7. Wave Versus Stammbaum Explanations of Lexical Similarities -- 8. Cognitive Variability and New Guinea Social Organization: the Buang Dgwa -- 9. Quantitative Analysis of Sharing and Variability in a Cognitive Model -- Introduction -- 10. On the Acquisition of Native Speakers by a Language -- 11. The Origins of Syntax in Discourse: A Case Study of Tok Pisin Relatives -- 12. Variability and Explanation in Language and Culture: Cliticization in New Guinea Tok Pisin -- 13. Anything You Can Do -- 14. The Productive Use of ne in Spoken Montréal French -- 15. The Alternation Between the Auxiliaries avoir and être in Montréal French -- Bibliography -- Indexes