Juan Santana-Lario/Salvador Valera-Hernández: Preface - Pavol Stekauer: Competition in Natural Languages - Alexandra Bagasheva: Comparative semantic concepts in affixation - Jesús Fernández-Domínguez: Methodological and procedural issues in the quantification of morphological competition - Ana Díaz-Negrillo: On the identification of competition in English derivational morphemes. The case of -dom, -hood and -ship - Cristina Fernández-Alcaina: Availability and unavailability in English word-formation - Cristina Lara-Clares: Competition in Present Day English nominalization by zero-affixation vs. -ation