Pliability rules

[81] Demsetz H, 1967, AM ECON REV, V57, P347

[82] Freedom to copy [J]. YALE LAW JOURNAL, 1999, 108 (07) : 1661 - 1686

[83] DENICOLA RC, 1999, YALE LAW J, V108, P1673

[84] Dooley MP, 2001, BUS LAWYER, V56, P737

[85] DUKEMINIER J, 1998, PROPERTY, P53

[86] DWYER JP, 1998, PROPERTY LAW POLICY, P76

[87] ECONOMIDES N, 1998, NEW PALGRAVE DICT EC, P601

[88] Eggleston K, 2000, NORTHWEST U LAW REV, V95, P91

[89] EGGLESTON K, 2000, NORTHWEST U LAW REV, V95, P109

[90] PATENTS AND THE PROGRESS OF SCIENCE - EXCLUSIVE RIGHTS AND EXPERIMENTAL USE [J]. UNIVERSITY OF CHICAGO LAW REVIEW, 1989, 56 (03) : 1017 - 1086

[81] Demsetz H, 1967, AM ECON REV, V57, P347

[82] Freedom to copy [J]. YALE LAW JOURNAL, 1999, 108 (07) : 1661 - 1686

[83] DENICOLA RC, 1999, YALE LAW J, V108, P1673

[84] Dooley MP, 2001, BUS LAWYER, V56, P737

[85] DUKEMINIER J, 1998, PROPERTY, P53

[86] DWYER JP, 1998, PROPERTY LAW POLICY, P76

[87] ECONOMIDES N, 1998, NEW PALGRAVE DICT EC, P601

[88] Eggleston K, 2000, NORTHWEST U LAW REV, V95, P91

[89] EGGLESTON K, 2000, NORTHWEST U LAW REV, V95, P109

[90] PATENTS AND THE PROGRESS OF SCIENCE - EXCLUSIVE RIGHTS AND EXPERIMENTAL USE [J]. UNIVERSITY OF CHICAGO LAW REVIEW, 1989, 56 (03) : 1017 - 1086