... agreeupon the class of instrument to use in any given context, further choices mustbe made concerning the preferred tool within that class and choices may also needto be made amongst different legal ... encom-passing a range of non-instrumental matters, including the institutional, culturaland political context in which regulation takes place. As the discussion proceeds,attention is drawn to the law’s ... critical comparison betweendifferent instruments, depending upon the particular question and context inwhich such a comparison arises. The scheme around which this chapter isconstructed classifies...