Frontmatter -- Contents -- 1 Introduction -- 2 Two-Dimensional Semantics -- 3 Sentence Adverbs -- 4 Denn and Weil - Causal Connectives in Two Dimensions -- 5 Relevance Conditionals - If on Another Dimension -- 6 A Paradigm of Adjuncts on Two Dimensions -- 7 Complement Clauses on Different Dimensions -- 8 Conclusion -- Bibliography -- Term Index -- Author Index