, AE:= M 8A4<99CA %-7AF7793A7C9A5%7C7589C6I9'AC95639FA&A8%9AD758A8%78A8%9A398A4DA'936789'A8%63A7'A 8%9A398A4DA<4C'3A8%78A'936789A8%9-A63A99CA&6L958698AF6B9A6A8%9A5739A4DA8%9A9C9C6-98A 54'589'A&A)4%AB6FF9A7'A2FF6384A96'A;233=A6A%-7AF7793A975%A9F9, 93A"A<73A9CD958FA&6L95869 A7'A54869'A84A&9A34A8%C4%48A8%9A8%C99A97C3A4DA8%9A 9C9C6-98(A7A69A4&L958A4FA99CA%7'A49A7-9A7'A549C39FA7A@7-9AA<73A4FA 99CA39'A84A'936789A49A3956D65A4&L9588A $%9A9C9C6-98A8%9C9D4C9A5C9789'A7A9CD958AF7&9F6A3389-A<68%A67C67&F9A@7-9*4&L958AA 733456786438A8A5C9789'A7A@7-9*66A3389-AA @9A4-95F78C9A"A4CA6A48%9CA<4C'3A@7A F638A4DA<4C'3A975%A54CC934'6A84A8%9A8%6A8%78A68A7-93AA, p.7
, A 689-A 63 A 36-F A 689CC989' A 73 A 7A 54--7'8A$%9A7F34A545F'9'A8%78A3%9A<73A7&F9A@9674D7CEA485A84A'9C387'A8%9A49FA 54-&67864A4DA8<4*<4C'A%C7393AA;B6FF9A7'A96'A233(A9HA4CA9-%7363=8A 23A6A8%9AC959'6A9C9C6-98A<9A&9F699A8%78A8%63A543868893A7A49C*689CC987864A4DA 8%9 A C93F83 A & A 8%9 A 78%4C38 A $%9 A 9C9C6-98 A 63 A '4&89'F A 54656 A C97C
, A84AC9'59A8%96CA889C7593A84A7AD9<A689-3A<%65%A&97CA8%9A-976A4DA<%78A 8%9A%79A84A378A4<99CA8%939A786983A7C9A386FFA577&F9A4DA54-&66A8%939A689-3A73A%739CA '493 A 7' A 73 A 5%6-7I993 A 7F34 A '48 A $%63 A C939C9, 37A(A3M2A5689'A&AG989FA377MA(A6E=8A$%9C9A63A4A99'A84A8975%A8%9-A8%9AC97346A8%78A F97'3 A 84 A
, A7'A8%9A7A84ADC4-A8%9A3OA4&L9583A8%78A386FFAC9-769'A EA84A7'A6A4*84A4&L9583"A 9858A%739CA3%4<9'A%9C39FDA84A&9A7&F9A84A5%4439A4&L9583A&9F46A84A8%9AC909389'A57894CA 7'A'638663%A8%939ADC4-A8%9A48%9CA4&L95838A$%9A78%4C3A545F'9'ADC4-A8%63A8%78A%739CA<73A 7&F9 A 84 A -7 A @49 A F7&9F A 484 A -7 A 4&L9583A A 8%3, -6%8 A&9A49C*689CC986 A8%96CA C93F838A+6%8A68A48A&9A959337CA84A73BA6A7AF688F9A-4C9A'9876FAL38A<%78A7A57894CA63UA$4A'4A 8%63AF98A3A87B9A748%9CAF44BA78A8%9A9C9C6-988A$%9A78%4C3A<789'A84A8938A%739CN3A54--7'A 4DA<%78A8%9A89C-9'A@54--4A43A8A$%9A'9D69A7A@54--4A4AA73A@7A3-&4FA8%78A C9D9C3A84A7A57894CA4DA4&L9583AA6A548C738A84A7A@C49CA4AA89389'A6A8%9AD6C38A9C9C6-98A @8%78AC9D9C3A84A7A7C865F7CA4&L958AA;B6FF9A7'A96'A233(A9=8A $4AF66383A8%939A'9D668643A7C9A34'A '99'3A4A8%9A-9763A7'A'9D668643A8%9A433933A<%9C973AC49C*4A7-93A433933A4A C97FA'9D66864A4CA-976A&8A7C9A733456789'A@8%C4%A7A39567FA549864AA<68%A8%9A8%6A 8%9 A '936789
, 9868693 A 57 A 7C A <68%6 A 7 A 68 A 6839FD A 39-64F4657FA <%65%A63A'63C89'A6AC457N3A7%73678AA8%9AD69F'A4DA39-64F4A57894C6I7864A87B93A8%9AD4C-A 4DA7C678643A&739'A4A7A7C7'6-A4CA6A48%9CA<4C'3A6DF95864A 6A8%9A5739A4DA54L7864A7'A '95F9364 A 6 A 7C865F7C
, 8AJ%78A<4F'A%739CA%79A5%439A6DA3%9A%7'A&99A73B9'A 84A87B9A7A@84AA7'A8%9A7A@&7FFAADC4-A7AC4A4DA4&L9583A8%78A7C9A&A'9D66864A&48%A@84AA7'A @&7FFAUA?CA7A@84AAD4FF4<9'A&A7A4&L958A&9F46A84A8%9A@DC63&99AA57894CA7'A'936789'A &A683A@C49C*4A7-9AA7'A8%9A7A@DC63&99AU $%63A093864A63AC9F789'A84A7A4&39C7864A-7'9A&AF76'ABC9-75BA, '986D657864A4DA07F68693A7'A8%9A'9F6-687864A4DA 683A8%3A-7B6A68A4336&F9A84A-785%A8%9-A&48%A4A8%9A&7363A4DA8%96CA07F68693A7'A4A8%9A &7363A4DA8%96CA3%798A 8A63A8%63A54-F9CA5%7C7589CA4DA9C59864A8%78A8%9A78%4C3A73B9'A%739CA84A9C%6&68A6A8%63A 8%6C'A9C9C6-98A&A8975%6A%9CA84A733456789A48A7A34'A689-A<68%A7A609A4&L958A&8A7A 34'A689-A7'A7A07F68A54--4A84A399C7FA4&L95838A8A399-3A84A3A8%78A8%9AC656F9A4DA 7C36-4A3%4F'A7FA%9C9A73A-5%A73A6A8%9AD6C38A8<4A9C9C6-983A7'A8%78A8%9C9A63A386FFA4A 99'A84A399BA7A9CF77864A6A89C-3A4DA39-64F4657FA7&6F68693A7'A9C&7FA57894C693 7 8A8A3%4F'A 7F34A&9A489'A8%78A8%9A9C9C6-989C3A89389'A%739CN3A7&6F68A84A'6359CA57894C*&*57894CA @84AA4&L9583A7-4A@4*84AA4&L9583A@&7FFAA4&L9583A7-4A@4*&7FFAA4&L9583A@DC63&99AA 4&L9583A7-4A@4*DC63&99AA4&L9583
, A <68% A 7 A 9< A @7-9A A 7' A 7 A 49F A 4&L958A <%9C973A99C8%6A9F39A<73AB4<A84A%9CA7'A<73A5F97CFA48A<%78A3%9A%7'A&99A73B9'A84A D985%8AE%9A54F'A399A7FFA8%9A689-3A7'A7D89CA954C79-98AD67FFA733456789'A8%9A9<A34'A
, A68A, 9F6-687864A8A J%6F9A8%9A39A4DA38C58C9A63A3956D65A84A%-73AA68A54CC934'3A84AF779A73A545969'A 4DA&AF4-6609A#7F79A;222=A4CA@F779A6A8%9A7CC4<A3939A 3O A73A'935C6&9'A&A+7C5A 739CA>47-A%4-3BA7'AJ6FF67-A$95-39%A!685%A
, A 98 A 2?>># A E9C9 A 222
, 67' A 37:7" A, pp.7-9
, 45F7868L8C71 )EBE> A ?884 A 37, pp.58-88, 7457.
, 549C89A3:A8A ?E2T A !C7^463 A )2[ A %C6384%9 A 98 A # A .2## A F6'69C A 232" A @.C736 A 8%9A 2DD4C'75938 A'9C387