▁Cas . ▁ 7 2 , ▁where ▁that ▁learned ▁Judge ▁held , ▁that ▁no ▁action ▁would ▁lie ▁at ▁the ▁suit ▁of ▁a ▁sail or ▁on ▁a ▁promise ▁of ▁a ▁captain ▁to ▁pay ▁him ▁extra ▁w ages , ▁in ▁consideration ▁of ▁his ▁doing ▁more ▁than ▁the ▁ordinary ▁share ▁of ▁duty ▁in ▁navig ating ▁the ▁ship ; ▁and ▁his ▁Lord ship ▁said , ▁that ▁if ▁such ▁a ▁promise ▁could ▁be ▁enfor ced , ▁sail ors ▁would ▁in ▁many ▁cases ▁suffer ▁a ▁ship ▁to ▁sink ▁unless ▁the ▁captain ▁would ▁acc ede ▁to ▁any ▁extra v ag ant ▁demand ▁they ▁might ▁think ▁proper ▁to ▁make . ▁ ▁The ▁law y ers ▁for ▁the ▁pla int iff ▁attempted ▁to ▁distinguish ▁this ▁case ▁from ▁Harris ▁v ▁Watson ▁by ▁pointing ▁out ▁that ▁the ▁circumstances ▁were ▁completely ▁different , ▁and ▁that ▁the ▁captain ▁had ▁offered ▁the ▁extra ▁money ▁without ▁any ▁pressure ▁being ▁brought ▁to ▁bear ▁by ▁the ▁crew men . ▁ ▁Jud gment ▁Lord ▁Ellen borough ' s ▁judgment ▁read : ▁ ▁Sign ific ance ▁Modern ▁comment ators ▁say ▁that ▁the ▁decision ▁by ▁the ▁judge ▁not ▁to ▁award ▁the ▁money ▁to ▁the ▁pla int iffs ▁was ▁based ▁at ▁least ▁partly ▁on ▁public ▁policy ; ▁should ▁he ▁have ▁done ▁so ▁it ▁would ▁have ▁created ▁preced ent ▁that ▁would ▁risk ▁crew ▁members ▁black mail ing ▁capt ains ▁into ▁giving ▁them ▁more ▁money . ▁It ▁is ▁accepted ▁that ▁the ▁decision ▁would ▁likely ▁be ▁different ▁if ▁it ▁was ▁made ▁in ▁modern ▁times , ▁because ▁of ▁the ▁doctrine ▁of ▁economic ▁dur ess ▁it ▁would ▁be ▁difficult