“…30 28 The literature has mainly been concerned with two problems: first, the effect of litigation costs on the levels of precaution actually taken by the parties (see Shavell (1987:ch. 11), Polinsky andRubinfeld (1988a, 1988b), Hylton (1990), Miceli and Segerson (1991), Polinsky and Che (1991), Kahan and Tuckman (1995), and Kaplow (1993)) and secondly, the desirability of liability when litigation is costly (see Shavell (1982), Menell (1983), Kaplow (1986), andRose-Ackerman andGeistfeld (1987)). On these grounds the relative advantages of different liability rules have been compared, see Goldberg (1984), Shavell (1987:264) and Miceli (1997:44) for an assessment.…”