joseph halpern ppjmcgncscornelledu hi lotfi think may mentioned last time said believe model actual causality judea pearl defined extended deal degree responsibility deals issues least extent original version paper appeared uai 2001 journal version em british journal philosophy science bf 56 4 2005 pp 843887 also available homepage paper degree responsibility joint hana chockler appeared ijcai 2003 originally journal version jair 22 2004 pp 93115 joe multipart message mime format 020503070108030606050801 contenttype textplain charsetusascii formatflowed contenttransferencoding 7bit would appreciate pointers publish definitions causality capable dealing typical realworld problems exemplified following 1 manufacturer raincoats would like increase sales end increased advertising budget 20 six moths later sales went 10 increase sales caused increase advertising budget degree 2 listening business news stock market sharp drop analysts cite primary reason drop 2 increase unemployment b 3 dollar barrel increase price oil degrees b cause sharp drop 3 shot killed b based information concluded caused bs death additional information hired c kill b c wanted b killed b raped murdered cs tenyear old daughter kill b borrowed gun suspected sure gun would used kill someone degrees death b caused b c problem concepts causality responsibility closely linked many thanks lotfi thu 07 aug 2008 000527 0400 uai definition causality