This volume presents papers from the Ninth International Morphology Meeting. In the spirit of the meeting, this volume focuses on the topic of "comparative morphology" (that is, cross-linguistic analysis, including typology, dialectology and diachrony) and on "psycholinguistics".

1. Introduction (by Bendjaballah, Sabrina); 2. 1. The lexical bases of morphological well-formedness (by Albright, Adam); 3. 2. On category asymmetries in derivational morphology (by Baker, Mark C.); 4. 3. What you can do with derivational morphology (by Bauer, Laurie); 5. 4. How stems and affixes interact: Stem alternants as morphological signata (by Carstairs-McCarthy, Andrew D.); 6. 5. Adjectival past-participle formation as an unaccusativity diagnostic in English and in Polish (by Cetnarowska, Bozena); 7. 6. Morphophonological alternations: Typology and diachrony (by Comrie, Bernard); 8. 7. Morphology, typology, computation (by Corbett, Greville G.); 9. 8. On contrastive word-formation semantics: Degrees of transparency/opacity of German and Hungarian denominal adjective formation (by Dressler, Wolfgang U.); 10. 9. The acquisition of German plurals (by Elsen, Hilke); 11. 10. Language-specific effects on the development of written morphology (by Gillis, Steven); 12. 11. Graded semantic and phonological similarity effects in morphologically complex words (by Gonnerman, Laura M.); 13. 12. Passive in Arabic and English (by Hallman, Peter); 14. 13. Lexical access in Bulgarian perfective vs. imperfective verbs (by Jetchev, Georgi); 15. 14. Inflectional morphemes as syntactic heads (by Julien, Marit); 16. 15. The problem of morphological description of verbal forms ambivalent between finite and nonfinite uses (by Kalinina, Elena); 17. 16. "Anomalies" of cross-reference marking: The Alutor case (by Kibrik, Andrej A.); 18. 17. Is there a morphological parser? (by Libben, Gary); 19. 18. External and internal causation in morphological change: Evidence from Italo-Romance dialects (by Loporcaro, Michele); 20. 19. Towards a formal concept 'zero linguistic sign': Applications in typology (by Mel'cuk, Igor); 21. 20. "Constructional" and "structural" iconicity of noun vs. adjective/pronoun markers in the Slavic nominal inflection (by Menzel, Thomas); 22. 21. Morphological splits - Iconicity and Optimality (by Nesset, Tore); 23. 22. Gender inversion in Romance derivatives with -arius (by Roche, Michel); 24. 23. Polysynthetic word formation: Wichita contributions to the morphology/syntax debate (by Rood, David S.); 25. 24. On the mental representation of Russian aspect relations (by Roussakova, Marina); 26. Language index; 27. Subject index (by Pochtrager, Markus A.)