Negative and positive polarity

In Negative and positive polarity, Ljiljana Progovac presents cross-linguistic data on negative polarity, reflexive binding and the subjunctive mood, and proposes a unified analysis for various languages, including English and Serbian/Croatian. She argues that Negative Polarity Items (NPIs), such as 'anyone' and 'ever', are anaphoric in nature and must be bound in their governing category, while Positive Polarity Items (PPIs), such as 'someone' and 'already', are subject to Principle B of the Binding Theory. She also suggests that possible binders (and SUBJECTS) for polarity items are nega...