In English, equatives can be formed with a numeral or measure phrase (MP) standard (e.g. John can dive as deep as 500m; Rett, 2010). These ‘measure phrase equatives’ (MPEs) differ semantically from their clausal counterparts (e.g. John can dive as deep as Sue can) in two important ways. First, while clausal standards set lower bounds, resulting in an ‘at least’ interpretation of the equative, M...