“…1964;1985;Summers and Eng, 1997). It is possible because the judge who decides a case cannot …x unambiguously its ratio decidendi; instead, the rule he had the power to establish is determined by later courts (Cardozo, 1921;Allen, 1927;Radin, 1933;Cohen, 1935;Frank, 1949;Montrose, 1957;Llewellyn, 1960;Dias, 1985;Posner, 1990;Garner, 2004). As a consequence, distinguishing can con…ne the authority of a precedent to its particular facts, however narrowly construed (Llewellyn, 1930;Stone, 1964;Cross and Harris, 1991).…”