Optional Infinitives in Russian and Their Implications for the Pro-Drop Debate

Objectives In this paper we will argue that evidence from Russian child language favors an analysis of (adult) Russian as a non-pro-drop language (Franks 1995), rather than a pro-drop language (Benedicto 1993). Our argument is based on the distribution of Optional Infinitives (OI's), a construction that is specific to child language. By Optional Infinitive we mean an infinitival verb form used in a root clause, where the target language requires a finite form. OI's have been reported in various languages, including: