Boškovi (1997a), (1997b), (in press a), (in press b) showed that Superiority effects (cf. Chomsky (1973)) may be taken as a diagnostic for wh-movement in multiple whquestions, that is, movement of a wh-phrase to Spec-CP, if one adopts the minimalist framework of Chomsky (1995b). In this framework, movement is subject to derivational economy, realized in conditions such as Minimal Link (MLC). In...