PART I develops an analytical framework where language policy is viewed as a form of public policy. The framework is based on the economic approach to language and language planning, with a strong inter-disciplinary orientation. PART II reviews policy experience. Four revitalisation policies are...

This paper examines the relevance of thresholds in the context of language shift and the conditions needed for a minority language to survive in the long run. After introducing a few basic concepts, it develops a static and dynamic time-allocation model of language use and vitality. Thresholds...