This document discusses Case Theory and Binding Theory within the framework of Government and Binding Theory. It provides three key points:
1. Case Theory explains how case is assigned in sentences, distinguishing between structural case assigned by verbs and prepositions, and inherent case assigned to specific arguments. Principles of Case Theory like the Case Filter ensure DPs receive case.
2. Binding Theory defines the distribution of anaphors, pronouns, and R-expressions based on their binding properties and principles of locality. It interacts with movement and empty categories left by movement.
3. Together, Case Theory and Binding Theory are part of the overall GB model and operate at a representational level beyond D-structure and S