... completeness, and internal structure, (3) a formal feature of encapsulation, and (4) a formal expressional feature.Again, contrary to the form- skeptic and the law-is-policy reductionist, a statu-tory ... a large body of privately created law and rights that are valid not merely against prior original contracting parties, butagainst third parties generally. Again, these accumulated rights may ... tracking this form, also play important roles, directly and indirectly, in determining final contractcontent. Pursuant to, and within this overall form and these formal criteria, theparties make...