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Extreme value theory and risk management in financial markets

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(11)

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(12)

1 qY‚B„k

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(13)

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(14)

e-s8$t$t 3$Z„‚ d $%‚R s A‚‚„ $I‚s sABZ 3„?‚{Y‚ G‚$AZjj stI pZ8A‚j I$R„$AZ$BtR Ak %$RZsj$9$tY‚$„ }„BAsA$j$k I‚tR$k PZt{$BtR qY‚ ht$‚ „$Y s$j PB„ Y‚ G‚$AZjj I$R„$AZ$Bt {st A‚ tB‚I P„B8 Y‚ hZ„‚ !t Y‚ BY‚„ YstI Y‚ „$Y s$j BP Y‚ 3„?‚{Y‚ I$R„$AZ$Bt $R Y‚ 8BR }‚„R$R‚t Bt‚ bY$j‚ Y‚ pZ8A‚j I$R„$AZ$Bt R‚‚8R B Ys%‚ s s$j A‚Ys%$B„ Ys j$‚R $t A‚b‚‚t s ht$‚ Y$t s$j wG‚$AZjjD stI s Y‚s%k s$j w3„?‚{Y‚D

(15)

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(16)

11 s-$8Z8 *B8s$t BP V„s{$Bt

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(17)

11d qY‚ s-$8Z8 *B8s$t BP V„s{$Bt BP Y‚ 3„?‚{Y‚ *$R„$AZ$Bt qY‚ 8s$t {Ys„s{‚„$R${ BP Y‚ I$R„$AZ$BtR $t Y‚ s-$8Z8 *B8s$t BP V„s{T $Bt BP 3„?‚{Y‚ *$R„$AZ$Bt $R Y‚$„ „‚Zjs„jk %s„k$tM s$jR qY‚ PBjjBb$tY‚B„‚8

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(18)

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(19)

111 p‚t‚„sj$9‚I e-„‚8‚ zsjZ‚ *$R„$AZ$Bt

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(20)

11n qY‚ e-{‚RR *$R„$AZ$Bt stI p‚t‚„sj$9‚I _s„‚B *$R„$AZ$Bt qY‚ {Bt%‚„‚t{‚ BP Y‚ I$R„$AZ$Bt BP 8s-$8s B Y‚ ‚-„‚8‚ %sjZ‚ I$R„$AZ$BtR sjRB 8B$%s‚R s I$R„$AZ$Btsj s}}„B-$8s$Bt B Y‚ R{sj‚I ‚-{‚RR‚R B%‚„ Y$Y Y„‚RYBjIR bY‚t Y‚ I$R„$AZ$Bt PZt{$Bt B $R $t Y‚ 8s-$8Z8 IB8s$t BP s„s{T $Bt BP st ‚-„‚8‚ %sjZ‚ I$R„$AZ$Bt wPB„ Y‚ I‚s$jR R‚‚ sj,‚8s stI I‚ <sst wd;D stI _${,stIR wdxDD

_„B}BR$$BtU

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(21)

bY‚„‚ 8 stI # s„‚ jB{s$Bt stI R{sj‚ }s„s8‚‚„R „‚R}‚{$%‚jk eJZs$tY‚R‚ }s„s8‚‚„R B ( stI d „‚R}‚{$%‚jk „‚RZjR $t Y‚ RstIs„I p_*

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(22)

0 0.5 1 1.5 2 0 0.005 0.01 0.015 0.02 0.025 xi=−0.5 xi=−0.8 xi=−1 xi=−1.2

3$Z„‚ 1U ]B8}s„$RBt BP p_*R bY‚t  c ( YBjI$t Y‚ }s„s8‚‚„ # h-‚I s d WB‚ Ys sR  A‚{B8‚R „‚s‚„ $t 8st$ZI‚ Y‚ RZ}}B„ BP Y‚ I$R„$AZ$Bt A‚{B8‚R ts„„Bb‚„ Vjj Y‚ I$R„$AZ$BtR s„‚ Y$t s$j‚I IZ‚ B ht$‚ „$Y ‚tI}B$t

(23)

0 0.5 1 1.5 2 2.5 3 3.5 4 4.5 5 0 2 4 6 8 10 12 x 10−3 xi=0 xi=0.5 xi=−0.3 3$Z„‚ nU ]B8}s„$RBt BP p_*R PB„ }BR$$%‚ t‚s$%‚ stI 9‚„B  bY‚t # $R R‚ B d qY‚ 8BR Y‚s%$jk s$j‚I I$R„$AZ$Bt $R Y‚ Bt‚ b$Y  ) (3x bY$j‚ Y‚ Y$tt‚R s$j‚I {B„„‚R}BtIR B Y‚ Bt‚ b$Y  ) (3n VjRB Y‚  ) ( {sR‚ $R }„B%$I‚I sR s „‚P‚„‚t{‚ bY${Y $R st ‚-}Bt‚t$sjjk I‚{sk$t I‚tR$k PZt{$Bt

(24)

yt Y‚ PBjjBb$tR‚{$Bt RB8‚ Rs$R${sj 8‚YBIR ZR‚I $t ‚-}jB„sB„k stsjkR$R BP ‚-„‚8sj ‚%‚tR s„‚ I‚ht‚I

n ‚YBIR

qY‚ I$R{ZRR$Bt $t Y‚ }„‚%$BZR R‚{$Bt $R 8s$tjk AsR‚I Bt ,tBbt I$R„$AZ$Bt PZt{T $BtR <Bb‚%‚„ Bt‚ IB‚R tB ,tBb PB„8R stI\B„ }s„s8‚‚„R BP I$R„$AZ$Bt PZt{T $BtR $t }„s{${‚ qY‚„‚PB„‚ ‚$Y‚„ s tBt}s„s8‚„${ 8BI‚j $R h‚I PB„ Y‚ I$R„$T AZ$Bt BP BAR‚„%s$BtR B„ s }s„s8‚„${ PB„8 PB„ Y‚ I$R„$AZ$Bt BP BAR‚„%s$BtR $R sRRZ8‚I stI Y‚ }s„s8‚‚„R s„‚ ‚R$8s‚I 3B„ }„s{${sj }Z„}BR‚R tBt}s„s8‚„${ 8BI‚jR RYBZjI A‚ {BtR$I‚„‚I sR s jsR {YB${‚ qY$R $R A‚{sZR‚ }s„s8‚„${ 8BI‚jR ZRZsjjk 8s,‚ 8B„‚ JZsj$h‚I $t‚„}Bjs$Bt yt sII$$Bt }s„s8‚„${ 8BI‚jR 8s,‚ $ }BRR$Aj‚ B 8s,‚ ‚-„s}Bjs$Bt $tB Y‚ „‚$BtR bY‚„‚ Y‚„‚ $R tB BAR‚„%s$Bt

Vt $t$$sj ‚-}jB„sB„k Iss stsjkR$R 8$Y A‚ ZR‚PZj B„ $R „‚JZ$„‚I $t Y‚ R‚s„{Y }„B{‚RR PB„ st s}}„B}„$s‚ }s„s8‚„${ PB„8

nd e-}jB„sB„k*ss VtsjkR$R qBBjR

yt Y‚ PBjjBb$tRZAR‚{$BtR %$RZsj ‚-}jB„sB„k Iss stsjkR$R BBjR RZ{Y sR ‚8}$„T ${sj I$R„$AZ$Bt PZt{$Bt JZst$j‚TJZst$j‚ }jB$tstI 8‚st ‚-{‚RR }jB$ts„‚

(25)

$t„BIZ{‚I VjYBZY Y‚ BBjR s„‚ {jsRR${sj PB„ Y‚ I$R{$}j$t‚ BP Rs$R${R Y‚k s„‚ }„BAsAjk tB %‚„k {B88Bt s8BtR ‚{BtB8‚„${$stR

ndd e8}$„${sj *$R„$AZ$Bt 3Zt{$Bt

N‚ …d, …1, 333, …z A‚ $$I „stIB8 %s„$sAj‚R {B8$tP„B8 s {B88Bt I$R„$AZ$Bt

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…d,z  …1,z  333  …z,z w1D

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{sjj‚I $Y Z}}‚„ B„I‚„ Rs$R${

G$Y Y‚ sAB%‚ tBs$Bt Y‚ ‚8}$„${sj I$R„$AZ$Bt PZt{$Bt wRs8}j‚ I$R„$AZT $Bt PZt{$BtD $R Bw?D ) zd z 3 7)d {w…7?D, wnD

bY‚„‚ ? ; _ stI { $R I‚ht‚I sR PBjjBbRU {wLzQ707LzD ) T z Z d, $P {BtI$$Bt $R Rs$Rh‚I, (, BY‚„b$R‚

qY‚ ‚8}$„${sj I$R„$AZ$Bt PZt{$Bt {st A‚ }jB‚I PB„ Y‚ Iss s YstI B Ys%‚ st $I‚s sABZ Y‚ ZtI‚„jk$tI$R„$AZ$Bt Ys ‚t‚„s‚R Y‚ Iss wR‚‚ 3$Z„‚ d(D e8}$„${sj I$R„$AZ$Bt PZt{$Bt s}}„Bs{Y‚R Y‚ ZtI‚„jk$tI$R„$AZ$Bt sR Y‚

(26)

Rs8}j‚ R$9‚ $t{„‚sR‚R ]BtR‚JZ‚tjk Y‚ ‚8}$„${sj I$R„$AZ$Bt PZt{$Bt {st A‚ s Rs$RPs{B„k s}}„B-$8s$Bt B Y‚ „‚sj I$R„$AZ$Bt PZt{$Bt PB„ RZ^{$‚tjk js„‚ Rs8}j‚R nd1 +Zst$j‚T+Zst$j‚ _jBR +Zst$j‚T+Zst$j‚ }jBR w++T}jBRD s„‚ AsR${sjjk }jBR BP Y‚ ‚8}$„${sj JZst$j‚R BP Iss ss$tR s R}‚{$h{ „‚P‚„‚t{‚ I$R„$AZ$Bt PB„ {B8}s„$RBt }Z„}BR‚R

yt ++ }jB$t Y‚ ‚j‚8‚tR BP Y‚ Iss s„‚ B„I‚„‚I P„B8 js„‚R B j‚sR qY‚ %sjZ‚R BP Y‚ ‚j‚8‚tR BP Y‚ B„I‚„‚I Rs$R${R $%‚ Y‚ ‚8}$„${sj JZst$j‚R 3B„ ‚s{Y JZst$j‚ s {Z8Zjs$%‚ }„BAsA$j$k AsR‚I Bt Y‚ ‚8}$„${sj I$R„$AZ$Bt PZt{$Bt wR‚‚ eJZs$Bt nD $R sRR$t‚I yt Y$R 8stt‚„ Y‚ JZst$j‚T{Z8Zjs$%‚ }„BAsA$j$k }s$„ PB„ ‚s{Y Iss ‚j‚8‚t $R BAs$t‚I qY‚t ZR$tY‚ BAs$t‚I {Z8Zjs$%‚ }„BAT sA$j$$‚R Y‚ {B„„‚R}BtI$tJZst$j‚R BP Y‚ „‚P‚„‚t{‚ I$R„$AZ$Bt s„‚ {sj{Zjs‚I V ++T_jB $R BAs$t‚I Ak }jB$t‚s{Y JZst$j‚ BP Y‚ Iss %‚„RZR Y‚ I‚‚„8$t‚I JZst$j‚R BP Y‚ „‚P‚„‚t{‚ I$R„$AZ$Bt

yP Y‚ Iss s„‚ „‚sj$9s$BtR P„B8 Y‚ „‚P‚„‚t{‚ I$R„$AZ$Bt Y‚t Y‚ ++T_jB $R ‚-}‚{‚I B A‚ s}}„B-$8s‚jk j$t‚s„ yP Y‚ Iss s„‚ „‚sj$9s$BtR P„B8 s I$R„$AZ$Bt bY${Y YsR Y‚ Rs8‚ PB„8 sR Y‚ „‚P‚„‚t{‚ I$R„$AZ$Bt AZ I$&‚„‚t R{sj‚ stI\B„ jB{s$Bt }s„s8‚‚„R Y‚t Y‚ }jB $R ss$t j$t‚s„ yt Y‚ js‚„ {sR‚ Y‚ $t‚„{‚}

(27)

BP Y‚ ++T_jB $R I‚‚„8$t‚I Ak Y‚ jB{s$Bt }s„s8‚‚„ bY$j‚ Y‚ R{sj‚ }s„s8‚‚„ I‚‚„8$t‚R Y‚ RjB}‚ BP Y‚ j$t‚s„ „‚js$Bt 3B„ $tRst{‚ s ++T_jB %‚„RZR WB„8sj I$R„$AZ$Bt }„B%$I‚R s %$RZsj {B8}s„$RBt BP Y‚ Iss stI Y‚ WB„8sj I$R„$AZ$Bt Z} B R{sj‚ stI jB{s$Bt „stRPB„8s$BtR

‚R$I‚R Y‚ PB„8 BP Y‚ I‚%$s$BtR P„B8 j$t‚s„$k 8sk A‚ $tPB„8s$%‚ qY‚ I‚%$s$BtR P„B8 j$t‚s„$k $%‚R st $I‚s BP Y‚ „‚js$%‚ Y‚s%$t‚RR BP Y‚ s$jR BP Y‚ ‚8}$„${sj I$R„$AZ$Bt b$Y „‚R}‚{ B Y‚ „‚P‚„‚t{‚ I$R„$AZ$Bt GY‚t Y‚ „‚P‚„‚t{‚ I$R„$AZ$Bt:R JZst$j‚R s„‚ Bt Y‚ %‚„${sj s-$R stI ‚8}$„${sj JZst$j‚R s„‚ Bt YB„$9Btsj s-$R s {Bt{s%‚ I‚}s„Z„‚ P„B8 j$t‚s„$k $t Y‚ s$j „‚$Bt $R st $tI${s$Bt BP Y‚ ‚8}$„${sj I$R„$AZ$Bt:R A‚$tY‚s%$‚„ s$j‚I Yst Y‚ „‚P‚„‚t{‚ I$R„$AZ$Bt bY‚„‚sR s {Bt%‚- I‚}s„Z„‚ {st A‚ s,‚t sR st $tI${sB„ BP s Y$tt‚„ s$j Yst Y‚ s$j BP Y‚ „‚P‚„‚t{‚ I$R„$AZ$Bt

qB I‚8BtR„s‚ ++ }jB$tY‚ ‚8}$„${sj I$R„$AZ$Bt BP Y‚ 8st$ZI‚ BP jBRR‚R $t Y‚ *e\=7* ‚-{Yst‚ „s‚d( A‚b‚‚t !{BA‚„ nd dn stI FZt‚ dx

1((d s„‚ ++ }jB‚I b$Y „‚R}‚{ B ‚-}Bt‚t$sj I$R„$AZ$Bt bY${Y $R s 8BI‚„s‚ s$j‚I I$R„$AZ$Bt qY‚ ++T_jB $tI${s‚R Ys Y‚„‚ s„‚ 8B„‚ ‚-„‚8‚ jBRR‚R Yst Bt‚ ‚-}‚{ P„B8 st ‚-}Bt‚t$sjjk I‚{sk$ts$j

d(*ss s„‚ BAs$t‚I %$s Y‚ Iss I‚j$%‚„k RkR‚8 BP Y‚ ]‚t„sj st, BP qZ„,‚k Y}U\\bbb{8AB%„

(28)

0 0.005 0.01 0.015 0.02 0.025 0.03 0 1 2 3 4 5 6 7 Exponential Quantiles Ordered Data

QQ−Plot of magnitude of log(losses} for daily DEM/USD from 12/31/93 to 6/15/01

Concave departure

3$Z„‚ ;U qY‚ ++T_jB BP Y‚ 8st$ZI‚ BP tsZ„sj jBs„$Y8 BP jBRR‚R $t *e\=7* Is$jk ‚-{Yst‚ „s‚ P„B8 !{BA‚„ nd dn B FZt‚ dx 1((d b$Y „‚R}‚{ B ‚-}Bt‚t$sj I$R„$AZ$Bt qY‚ {Bt{s%‚ I‚}s„Z„‚ P„B8 j$t‚s„$k $tI${s‚I b$Y Y‚ s„„Bb $t Y‚ hZ„‚ {st A‚ s,‚t sR st ‚%$I‚t{‚ BP s Y‚s%k „$Y s$j $t Y‚ I$R„$AZ$Bt BP jB jBRR‚R

(29)

ndn ‚st e-{‚RR _jB

‚st ‚-{‚RR PZt{$Bt bY${Y $R I‚ht‚I A‚jBb $R s ZR‚PZj BBj PB„ ‚-}jB„sB„k Iss stsjkR$R bY‚t Y‚ ‚8}YsR$R $R }s„${Zjs„jk Bt ‚-s8$t$tY‚ s$jR

3B„8sjjkU

w`D ) ow…  ` / … k `D, (  `  ?W

bY‚„‚ ` $R Y„‚RYBjI Bt bY${Y Y‚ 8‚st ‚-{‚RR PZt{$Bt I‚}‚tIR stI ?W $R Y‚

„$Y ‚tI}B$t BP Y‚ I$R„$AZ$Bt PZt{$Bt $P $ ‚-$RR yP Y‚ I$R„$AZ$Bt IB‚R tB Ys%‚ s „$Y ‚tI}B$t Y‚t ?W ) 

yt }„s{${sj s}}j${s$BtR Y‚ ‚8}$„${sj 8‚st ‚-{‚RR PZt{$Bt $R ZR‚I $tR‚sI BP Y‚ Y‚B„‚${sj Bt‚ stI $R %sjZ‚ $R {sj{Zjs‚I PB„ I$&‚„‚t Y„‚RYBjIR qY‚t s 8‚st ‚-{‚RR }jB we _jBD {st A‚ BAs$t‚I }jB$tY‚ 8‚stR BP ‚-{‚RR‚R B%‚„ Y„‚RYBjIR %‚„RZR Y‚ Y„‚RYBjIR

V 9‚„B RjB}‚I j$t‚ $R BAs$t‚I PB„ Y‚ 8‚st ‚-{‚RR }jB BP ‚-}Bt‚t$sj I$R„$AT Z$Bt wR‚‚ _„B}BR$$Bt ]n $t Y‚ V}}‚tI$-D qY‚ j‚%‚j BP Y‚ j$t‚ $R I‚‚„8$t‚I b$Y Y‚ }s„s8‚‚„ BP Y‚ ‚-}Bt‚t$sj I$R„$AZ$Bt 3B„ Y‚s%k s$j‚I I$R„$AZ$BtR Y‚ 8‚st ‚-{‚RR }jB RskR $t A‚b‚‚t s }BR$$%‚jk RjB}‚I j$t‚ stI s 9‚„B RjB}‚I j$t‚ $t Y‚ s$j „‚$Bt BP Y‚ I$R„$AZ$Bt yt Y‚ {sR‚ BP Y$t s$j‚I I$R„$AZ$BtR Y‚ }jB BP Y‚ 8‚st ‚-{‚RR PZt{$Bt $t Y‚ s$j „‚$Bt $R t‚s$%‚jk RjB}‚I

qY‚ 8‚st ‚-{‚RR }jB PB„ Y‚ *e\=7* ‚-{Yst‚ „s‚ Iss $R }„‚R‚t‚I $t 11

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3$Z„‚ x

(31)

−0.030 −0.02 −0.01 0 0.01 0.02 0.03 0.005 0.01 0.015 0.02 0.025 0.03 Threshold Mean Excess

ME−Plot of magnitude of log(losses} for daily DEM/USD from 12/31/93 to 6/15/01

3$Z„‚ xU qY‚ eT}jB BP Y‚ tsZ„sj jBs„$Y8 BP jBRR‚R $t *e\=7* Is$jk ‚-{Yst‚ „s‚ P„B8 !{BA‚„ nd dn B FZt‚ dx 1((d qY‚ }BR$$%‚ „‚tI PB„ Y„‚RYBjI %sjZ‚R „‚s‚„ Yst ((1 $tI${s‚R Y‚s%k s$j BP *e\=7* ‚-{Yst‚ „s‚ bY${Y 8‚stR Y‚„‚ s„‚ 8B„‚ ‚-„‚8‚ jBRR‚R Yst Bt‚ ‚-}‚{R P„B8 st ‚-}Bt‚t$sjjk I‚{sk$t s$j

(32)

n1 _s„s8‚‚„ eR$8s$Bt

n1d s-$8Z8 N$,‚j$YBBI eR$8s$Bt BP Y‚ pez *$R„$AZ$Bt VR I$R{ZRR‚I A‚PB„‚ Y‚ pez I$R„$AZ$Bt $R s {B8}s{ tBs$Bt PB„ Y‚ Y„‚‚ ‚-„‚8‚ %sjZ‚ I$R„$AZ$BtR stI $R Y‚ j$8$$tA‚Ys%$B„ PB„ Y‚ 8s-$8s BP „‚sjT $9s$BtR P„B8 s I$R„$AZ$Bt PZt{$Bt B ; -;\wID yt{jZI$tsjRB jB{s$Bt stI

R{sj‚ {B‚^{$‚tR $t Y‚ pez I$R„$AZ$Bt Y‚ 8BI‚j A‚{B8‚RU I,8,# ) T € € z € € Z ?€\wd L w?8D # D db i, $P  W) ( ?€\?€ww?8D# Di, $P  ) ( , d L w?  8D# k (

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qY‚ 8‚YBIdd B B%‚„{B8‚ Y$R 4sb $R I$%$I$tY‚ Iss $tB ‚JZsjjk R$9‚I

AjB{,R stI „‚s$tY‚ 8s-$8s {B8$tP„B8 I$&‚„‚t AjB{,R sR $tI‚}‚tI‚t „‚sjT $9s$BtR P„B8 Y‚ j$8$$t‚-„‚8‚ %sjZ‚ I$R„$AZ$Bt w$$I sRRZ8}$BtD VjYBZY Y‚ 8‚YBI R‚‚8R „‚sRBtsAj‚ $ $R RB8‚bYs sI YB{ IZ‚ B Y‚ Ps{ Ys Y‚ AjB{, R$9‚ B A‚ ZR‚I $R $tI‚‚„8$ts‚ stI Y‚„‚ ‚-$RR tB {„$‚„$Bt PB„ I‚{$I$tBt Y‚ AjB{, R$9‚ !t Y‚ Bt‚ YstI Y‚ AjB{, R$9‚ RYBZjI A‚ js„‚ ‚tBZY PB„ j$8$$t

ddqY‚ 8‚YBI YsR A‚‚t ZR‚I ‚-‚tR$%‚jk R$t{‚ pZ8A‚j wdxMD 1x

(33)

I$R„$AZ$Bt {BtR$I‚„s$BtR !t Y‚ BY‚„ YstI $ RYBZjI A‚ R8sjj ‚tBZY B Ys%‚ s RZ^{$‚t tZ8A‚„ BP Rs8}j‚R B A‚ sAj‚ B Ys%‚ s „‚j$sAj‚ ‚R$8s$Bt

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(34)

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(35)

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N‚

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(36)

N‚ o…`wrD A‚ Y‚ I$R„$AZ$Bt PZt{$Bt BP Y‚ ‚-{‚RR‚R B%‚„ Y‚ Y„‚RYBjI ` BP

Y‚ ‚-{‚‚Ist{‚RU

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(37)

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(38)

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(39)

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(40)

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(41)

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(42)

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(43)

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bY‚„‚ 80 $R s psZRR$st bY$‚ tB$R‚ }„B{‚RR b$Y {BtRst %s„$st{‚ 81 ) d3 stI _0

(44)

$R _0 ) (L 0 3 7)d 76 1 07L R 3 i)d#i_0i3

qY‚ I$&‚„‚t{‚ A‚b‚‚t Vi]< j$,‚ 8BI‚jR wpVi]< $t{jZI‚ID stI Y‚ BY‚„R $R Ys $8‚ %s„k$t%Bjs$j$$‚R s„‚ sjjBb‚I stI 8BI‚j‚I b$Y Y‚ PB„8‚„R

VjYBZY Y‚ {BtI$$Btsj I$R„$AZ$Bt BP pVi]< ‚„„B„R Ys%‚ tB„8sj s$jR Y‚ Zt{BtI$$Btsj I$R„$AZ$Bt BP pVi]< }„B{‚RR‚R Ys%‚ RB8‚ ‚-{‚RR ,Z„BR$R AZ Y$R 8sk tB A‚ RZ^{$‚t PB„ 8BI‚j$tPs s$j‚I I$R„$AZ$BtR R$t{‚ Y‚ s$jR BP Y‚ ZtT {BtI$$Btsj I$R„$AZ$Bt I‚{skR ‚-}Bt‚t$sjjk yt Y‚R‚ {sR‚R pVi]<T wpVi]< b$Y  I$R„$AZ‚I $ttB%s$BtRD 8BI‚jR 8sk A‚ st sj‚„ts$%‚ bY${Y s„‚ BAs$t‚I Ak ZR$tTI$R„$AZ‚I bY$‚ tB$R‚ }„B{‚RR‚R PB„ 80 $t eJZs$Bt x bY‚„‚ Y‚ I‚„‚‚R

BP P„‚‚IB8 s„‚ I‚‚„8$t‚I IZ„$tY‚ ‚R$8s$Bt

yt ‚t‚„sj }s„s8‚‚„R BP pVi]< 8BI‚jR s„‚ ‚R$8s‚I Ak 8s-$8Z8 j$,‚j$T YBBI 8‚YBI qY‚ pVi]< 8BI‚jR RYBZjI A‚ %$‚b‚I sR R„Bt{stI$Is‚R $P Y‚ JZst$j‚ ‚R$8s$Bt $R }‚„PB„8‚I PB„ s Rs8}j‚ bY${Y I‚8BtR„s‚R %Bjs$j$k {jZRT ‚„$t =tPB„Zts‚jk ‚R$8s$t Y‚ JZst$j‚R b‚jj $R tB sjbskR RZ^{$‚t PB„ „$R, 8sts‚8‚t R$t{‚ Y‚ %Bjs$j$k BP JZst$j‚ ‚R$8s‚R $R sjRB BP $8}B„st{‚ stI pVi]< 8BI‚jR ‚t‚„sjjk 8s,‚ Y$Yjk %Bjs$j‚ JZst$j‚ ‚R$8s‚R

3B„ pVi]< 8BI‚j$tBP Y‚ htst{$sj „‚Z„tR $t Y$R RZIk =]7* pVi]< n

(45)

BBjAB- b„$‚t Ak €‚%$t 7Y‚}}s„Idx PB„ VqNV $R ZR‚I

;dn <$RB„${sj 7$8Zjs$Bt

qY‚ Y$RB„${sj R$8Zjs$Bt 8‚YBI „$‚R B ‚R$8s‚ Y‚ JZst$j‚R BP st ZtI‚„jk$t I$R„$AZ$Bt P„B8 Y‚ „‚sj$9s$BtR BP Y‚ I$R„$AZ$Bt qY‚ }„BAj‚8 $R Ys Y‚ ‚8}$„${sj I$R„$AZ$Bt PZt{$Bt $R tB Bt‚TBTBt‚ wR‚‚ eJZs$Bt nD $ $R {BtRst A‚b‚‚t bB „‚sj$9s$BtR V „$%$sj RBjZ$Bt 8sk A‚ „BZtI$tY‚ }„BAsA$j$k j‚%‚j w}„BAsA$j$k j‚%‚j PB„ bY${Y Y‚ JZst$j‚ ‚R$8s‚ $R t‚‚I‚ID B Y‚ t‚s„‚R ‚8}$„${sj }„BAsA$j$k stI Y‚t s,$tY‚ {B„„‚R}BtI$tJZst$j‚ sR Y‚ JZst$j‚ ‚R$8s‚ V 8B„‚ s}}„B}„$s‚ RBjZ$Bt 8sk A‚ $t‚„}Bjs$tY‚ ‚8}$„${sj I$R„$AZ$Bt PZt{$Bt RZ{Y Ys $ A‚{B8‚R Bt‚ B Bt‚ wPB„ $tRst{‚ }$‚{‚b$R‚ j$t‚s„ $t‚„}Bjs$Bt ,‚„t‚j $t‚„}Bjs$Bt ‚{D stI Y‚t htI$tY‚ JZst$j‚ Ys {B„„‚R}BtIR B Y‚ $%‚t }„BAsA$j$k j‚%‚j

qY$R 8‚YBI 8sk h Y‚ ZtI‚„jk$tI$R„$AZ$Bt b‚jj s„BZtI Y‚ 8BI‚„s‚ JZst$j‚R R$t{‚ Y‚„‚ $R tB stk }s„s8‚„${ PB„8 PB„{‚I stI Y‚ Iss s„‚ sjjBb‚I B R}‚s, PB„ Y‚8R‚j%‚R Z Y‚ I$RsI%sts‚ $R Ys Y‚ Y$Y JZst$j‚ ‚R$8s‚R s„‚ $8}„‚{$R‚ R$t{‚ Y‚k s„‚ {sj{Zjs‚I P„B8 Btjk P‚b BAR‚„%s$BtR 3Z„Y‚„8B„‚ $ $R tB }BRR$Aj‚ B IB JZst$j‚ ‚R$8s‚R bY${Y s„‚ sAB%‚ Y‚ Y$Y‚R ‚8}$„${sj dxqY‚ =]7* pVi]< BBjAB- {st A‚ BAs$t‚I P„B8 Y}U\\bbb‚{BtZ{RI‚IZ\,RY‚}}s„ 

(46)

JZst$j‚ 3B„ $tRst{‚ {BtR$I‚„ s Rs8}j‚ BP R$9‚ d((( $ $R tB }BRR$Aj‚ B IB JZst$j‚ ‚R$8s‚R PB„ }„BAsA$j$k j‚%‚jR R8sjj‚„ Yst d\d(((

;1 *ss stI e-}jB„sB„kVtsjkR$R

*ssdEZR‚I $t Y$R RZIk $R Is$jk {jBR$tBP y7eTd(( $tI‚- wyRstAZj 7B{, e-{Yst‚

d(( ytI‚-D P„B8 !{BA‚„ 1 dME B FZt‚ M 1((d R{sj‚I sR Y‚ $tI‚- $R d PB„ FstZs„k d dME !%‚„sjj Y‚„‚ s„‚ nnMn BAR‚„%s$BtR *s$jk „‚Z„tR s„‚ I‚ht‚I sR „0 ) jthh0d0 bY‚„‚ h7 I‚tB‚R Y‚ %sjZ‚ BP Y‚ $tI‚- s $Y Isk qY‚ }jB PB„

Y‚ y7eTd(( $tI‚- $R }„B%$I‚I $t 3$Z„‚ E stI Y‚ {B„„‚R}BtI$tjBjBRR‚R s„‚ I$R}jsk‚I $t 3$Z„‚ 

dE*ss R‚„$‚R $R BAs$t‚I %$s Y‚ Iss I‚j$%‚„k RkR‚8 BP Y‚ ]‚t„sj st, BP qZ„,‚k bbb{8AB%„ 

(47)

0 18.10.89 24.10.91 02.11.93 25.10.95 27.10.97 16.11.99 0.2 0.4 0.6 0.8 1 1.2 1.4 1.6 1.8 2x 10 4

3$Z„‚ EU *s$jk y7eTd(( $tI‚- P„B8 !{BA‚„ 1 dM B FZt‚ M 1((d *ss s„‚ BAs$t‚I %$s Y‚ Iss I‚j$%‚„k RkR‚8 BP Y‚ ]‚t„sj st, BP qZ„,‚k qY‚ YB„$9Btsj s-$R {B„„‚T R}BtIR B Is‚R bY$j‚ Y‚ %‚„${sj s-$R I$R}jskR Y‚ %sjZ‚R BP Y‚ $tI‚- qY‚ R{sj$t BP Y‚ $tI‚- $R RZ{Y Ys Y‚ h„R ‚j‚8‚t BP Y‚ Iss {B„„‚R}BtI$t B Y‚ %sjZ‚ BP Y‚ $tI‚- Bt FstZs„k (d dME $R d qY‚ jsR {jBR$t BP Y‚ $tI‚- $t Y‚ „st‚ BP Y‚ Iss $R d1dnM1E $8}jk$t s Is$jk „‚Z„t BP (11 }‚„{‚t w‚B8‚„${ 8‚stD Bt Y‚ s%‚„s‚ _„‚{$R‚ JZst$j‚ ‚R$8s$Bt t‚{‚RR$s‚R s,$t Y$R }BR$$%‚ s%‚„s‚ „‚Z„t $tB s{{BZt

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18.10.89 24.10.91 02.11.93 25.10.95 27.10.97 16.11.99 −0.4 −0.3 −0.2 −0.1 0 0.1 0.2 0.3

3$Z„‚ U qY‚ }jB $R PB„ t‚s$%‚ BP jB „‚Z„tR Bt Y‚ y7eTd(( $tI‚- w{sj{Zjs‚I sR „0 ) jthh0d0 bY‚„‚ h7 $R Y‚ %sjZ‚ BP Y‚ $tI‚- s 0 ) 7D P„B8 !{BA‚„ (1 dM B FZt‚

(M 1((d

(49)

;n 7kj$9‚I 3s{R

qY‚ s„$Y8‚${ 8‚st BP jB„‚Z„tR bY${Y {B„„‚R}BtIR B Y‚ ‚B8‚„${ 8‚st BP Y‚ }‚„{‚ts‚ „‚Z„tR $R {sj{Zjs‚I B A‚ (11 }‚„{‚t bY${Y RYBZjI A‚ s,‚t $tB s{{BZt PB„ }„‚{$R‚ JZst$j‚ ‚R$8s$Bt

qY‚ I‚}‚tI‚t{‚ $t Y‚ Iss $R ‚-s8$t‚I s}}jk$tsZB{B„„‚js$Bt stsjkR$R ABY Bt Y‚ „‚Z„tR stI RJZs„‚I „‚Z„tR bY${Y s„‚ {BtR$I‚„‚I sR s }„B-k PB„ Y‚ %Bjs$jT $k qY‚ {B„„‚R}BtI$t}jBR s„‚ }„B%$I‚I $t 3$Z„‚ M stI 3$Z„‚  y {st A‚ {BtT {jZI‚I Ys Y‚„‚ s„‚ R$t$h{st sZB{B„„‚js$BtR $t ABY Y‚ „‚Z„tR stI RJZs„‚I „‚Z„tR BP Y‚ y7eTd(( $tI‚-

(50)

0 50 100 150 200 250 300 350 −0.1 −0.05 0 0.05 0.1 0.15

Sample autocorrelation coefficients

0 50 100 150 200 250 300 350 −0.06 −0.04 −0.02 0 0.02 0.04 0.06 0.08 0.1 0.12

Sample partial autocorrelation coefficients

Lags

3$Z„‚ MU 7s8}j‚ sZB{B„„‚js$Bt wB}D stI Rs8}j‚ }s„$sj sZB{B„„‚js$Bt wABB8D {BT ‚^{$‚tR PB„ t‚s$%‚ jB „‚Z„tR Bt y7eTd(( $tI‚- qY‚ IB‚I j$t‚R s„‚ x0 {BthI‚t{‚ $t‚„%sjR B%‚„ bY${Y Y‚ {B‚^{$‚tR s„‚ R$t$h{st b$Y x0 {BthI‚t{‚

(51)

0 50 100 150 200 250 300 350 −0.05 0 0.05 0.1 0.15 0.2 0.25 0.3

Sample autocorrelation coefficients

0 50 100 150 200 250 300 350 −0.05 0 0.05 0.1 0.15 0.2 0.25 0.3

Sample partial autocorrelation coefficients

Lags

3$Z„‚ U 7s8}j‚ sZB{B„„‚js$Bt wB}D stI Rs8}j‚ }s„$sj sZB{B„„‚js$Bt wABB8D {B‚^{$‚tR BP Y‚ RJZs„‚I t‚s$%‚ jB „‚Z„tR bY${Y $R s }„B-k PB„ %Bjs$j$k qY‚ IB‚I j$t‚R s„‚ x0 {BthI‚t{‚ $t‚„%sjR B%‚„ bY${Y Y‚ {B‚^{$‚tR s„‚ R$t$h{st b$Y x0 {BthI‚t{‚ qY‚„‚ s„‚ %s„$BZR R$t$h{st }s„$sj sZB{B„„‚js$BtR bY${Y $tI${s‚R %Bjs$j$k {jZR‚„$t $t y7eTd(( $tI‚- ]B8}s„$t B 3$Z„‚ M Y‚ sZB{B„„‚js$Bt BP %Bjs$j$k R‚‚8R B A‚ 8Z{Y R„Bt‚„ Yst Y‚ sZB{B„„‚js$Bt BP „‚Z„tR

(52)

qB I‚{$I‚ sABZ Y‚ Pst‚RR BP s$jR tB„8sj$k ‚RR Ys s„‚ AsR‚I Bt Rs8}j‚ R,‚bt‚RR stI Rs8}j‚ ,Z„BR$R j$,‚ Y‚ Fs„JZ‚T ‚„s tB„8sj$k ‚R s„‚ tB s}}„BT }„$s‚ R$t{‚ „‚`‚{$t tB„8sj$k IZ‚ B s R$t$h{st R,‚bt‚RR B„ s R$t$h{st ‚-{‚RR ,Z„BR$R IB‚R tB t‚{‚RR$s‚ PsTs$jt‚RR 3B„ $tRst{‚ s I$R„$AZ$Bt 8sk A‚ R,‚b‚I stI Y$t s$j‚I B„ Y‚ ‚8}$„${sj I$R„$AZ$Bt 8sk Ys%‚ ‚-{‚RR ,Z„BR$R B%‚„ tB„8sj I$R„$AZ$Bt AZ Y$t s$j‚I 3B„ ‚-s8}j‚ Zt$PB„8 I$R„$AZ$Bt YsR ‚-{‚RR ,Z„BR$R B%‚„ tB„8sj I$R„$AZ$Bt AZ $ $R Y$t s$j‚I ‚R$I‚R ‚RR ZR$tIss P„B8 Y‚ bYBj‚ I$R„$AZ$Bt s„‚ tB ‚&‚{$%‚ PB„ stsjkR$R PB{ZR‚I Bt s$jR R$t{‚ Y‚k s„‚ 8Z{Y 8B„‚ s&‚{‚I Ak BAR‚„%s$BtR t‚s„ Y‚ {‚t‚„ BP Y‚ I$R„$AZ$BtR qY‚„‚PB„‚ Y‚R‚ tB„8sj$k ‚RR s„‚ $tB„‚I stI $tR‚sI PB„8‚„jk $t„BIZ{‚I s$j stsjkR$R R}‚{$h{ ‚-}jB„s$Bt BBjR s„‚ ZR‚I

3$Z„‚ d( }„‚R‚tR s }s„ BP Y‚ ‚8}$„${sj I$R„$AZ$Bt PZt{$Bt PB{ZR‚I Bt Y‚ s$j y $%‚R st $I‚s BP Y‚ I‚{sk „s‚ BP Y‚ s$j qY‚ 8‚st ‚-{‚RR }jB wR‚‚ 3$Z„‚ ddD $tI${s‚R s Y‚s%k j‚P s$j PB„ Y‚ „‚Z„t I$R„$AZ$Bt w„$Y s$j BP jBRR‚R $R j‚P s$j BP „‚Z„tRD yt s„‚‚8‚t b$Y Y‚ 8‚st ‚-{‚RR }jB Y‚ ++T}jB $t 3$Z„‚ d1 sjRB I$R}jskR ‚%$I‚t{‚ PB„ s Y‚s%k s$j‚I I$R„$AZ$Bt IZ‚ B Y‚ {Bt{s%‚ I‚}s„Z„‚ P„B8 j$t‚s„$k VjYBZY tB sR $tPB„8s$%‚ sR 8‚st ‚-{‚RR B„ ++T_jBR PB„ s$j stsjkR$R Bt‚ 8sk sjRB ‚-s8$t‚ Y‚ Y$RB„s8 BP Iss bY${Y $R }„B%$I‚I $t 3$Z„‚ dn 3„B8 Y‚ Y$RB„s8 b$Y s RZ}‚„$8}BR‚I A‚R tB„8sj h $ {st A‚

(53)

{Bt{jZI‚I Ys ABY Y‚ R8sjj stI Y‚ ‚-„‚8‚ „‚sj$9s$BtR s„‚ 8B„‚ {B88Bt Yst RZ‚R‚I Ak s tB„8sj I$R„$AZ$Bt bY$j‚ Y‚ P„‚JZ‚t{k BP 8‚I$Z8 R$9‚I „‚sj$9s$BtR s„‚ j‚RR Yst $8}j$‚I Ak s tB„8sj I$R„$AZ$Bt

y {st A‚ {Bt{jZI‚I Ys Y‚ Iss $R Y‚s%k s$j‚I VjRB s Y$jj}jB {st A‚ }„BIZ{‚I B Ys%‚ st $I‚s sABZ Y‚ s$j $tI‚- BP Y‚ ZtI‚„jk$tI$R„$AZ$Bt bY‚t Y‚ I$R„$AZ$Bt $R Y‚s%k s$j‚I VR PB„8‚„jk I$R{ZRR‚I Y‚ s$j $tI‚- Y‚j}R ZR Bt I„sb$t{Bt{jZR$BtR Bt Y‚ A‚Ys%$B„ BP Y‚ s$j BP s I$R„$AZ$Bt 3B„  Bt‚ BP Y‚ Y„‚‚ }BRR$Aj‚ PBjjBb$t{sR‚R $tPB„8 ZR sABZ Y‚ j$8$$tI$R„$AZ$Bt BP 8s-$8sU  ) (  k ( stI  c ( qY‚ h„R {sR‚ $R PB„ ‚-}Bt‚t$sj j$,‚ s$j I$R„$AZ$Bt $t Y‚ j$8$ qY‚ R‚{BtI {sR‚ j‚sIR B s Y‚s%k ‚8}$„${sj s$j A‚Ys%$B„ sR Y‚ Rs8}j‚ R$9‚ s}}„Bs{Y‚R $tht$k bY$j‚ Y‚ jsR {sR‚ $8}j$‚R s ht$‚ s$j $t Y‚ j$8$ qY‚ {„$${sj }B$t $t <$jj ‚R$8s‚R $R Y‚ {YB${‚ BP Y‚ tZ8A‚„ BP Z}}‚„ B„I‚„ Rs$R${R B ZR‚ $t Y‚ ‚R$8s$Bt <s%$ts <$jj}jB s YstI Y‚ s$j $tI‚- {st A‚ {YBR‚t P„B8 s „‚js$%‚jk RsAj‚ „‚$Bt BP Y‚ Y$jj}jB qY‚ Y$jj}jB BP y7eTd(( jB jBRR‚R $R I$R}jsk‚I $t 3$Z„‚ d; qY‚ „‚js$%‚jk RsAj‚ }B„$Bt BP Y‚ hZ„‚ $R Y‚ Is„,‚„ „‚$Bt $t Y‚ }jB 3„B8 Y‚ Y$jj}jB Bt‚ {st {Bt{jZI‚ Ys Y‚ s$j $tI‚- ‚R$8s‚ $R $t A‚b‚‚t (1( stI (1x b$Y Y‚ {BthI‚t{‚ AstIR $%‚t $t Y‚ hZ„‚ qY‚„‚PB„‚ Y‚ Y$jj}jB B&‚„R s }Bb‚„ I‚{sk$ts$j b$Y st ‚-}Bt‚t $t A‚b‚‚t ; stI x qY$R 8‚stR Ys $P Y‚ }„BAsA$j$k BP BAR‚„%$ts „‚Z„t „‚s‚„ Yst „ $R € Y‚t Y‚ }„BAsA$j$k BP

(54)

BAR‚„%$ts „‚Z„t „‚s‚„ Y‚t >„ $R $t A‚b‚‚t >;€ stI >x€

(55)

0.04 0.06 0.08 0.1 0.12 0.14 0.16 0.18 0.2 0 0.02 0.04 0.06 0.08 0.1 x 1 − F(x)

3$Z„‚ d(U e8}$„${sj s$j I$R„$AZ$Bt !t Y‚ %‚„${sj s-$R I‚tB‚I s„‚ Y‚ }„BAsA$j$k BP ‚%‚tR Zt{B%‚„‚I Ak Y‚ JZst$j‚R Bt Y‚ YB„$9Btsj s-$R

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0.04 0.06 0.08 0.1 0.12 0.14 0.16 0.015 0.02 0.025 0.03 0.035 0.04 0.045 0.05 Threshold Mean Excess

3$Z„‚ ddU ‚st ‚-{‚RR }jB qY‚ YB„$9Btsj s-$R $R PB„ Y„‚RYBjIR B%‚„ bY${Y Y‚ Rs8}j‚ 8‚st BP Y‚ ‚-{‚RR‚R s„‚ {sj{Zjs‚I zsjZ‚R Bt Y‚ %‚„${sj s-$R I$R}jskR Y‚ {B„„‚R}BtI$t 8‚st ‚-{‚RR‚R qY‚ }BR$$%‚ „‚tI PB„ Y„‚RYBjIR sAB%‚ s}}„B-$8s‚jk ((M1 $tI${s‚R s Y‚s%k j‚P s$j R$t{‚ Y$R $R Y‚ 8‚st ‚-{‚RR }jB PB„ t‚s$%‚ jBs„$Y8${ „‚Z„tR bY${Y $R jBs„$Y8${ jBRR‚R ‚R$I‚R R$t{‚ st s}}„B-$8s‚jk j$t‚s„ }BR$$%‚ „‚tI „‚RZjR P„B8 s _s„‚B k}‚ A‚Ys%$B„ ws$j }„BAsA$j$$‚R I‚{sk$t sR s }Bb‚„ PZt{$BtD $ {st A‚ {Bt{jZI‚I Ys ‚-„‚8‚ jBRR‚R Ys%‚ s _s„‚B k}‚ A‚Ys%$B„

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−0.1 −0.05 0 0.05 0.1 0.15 0.2 0 1 2 3 4 5 6 7 8 9 Exponential Quantiles Ordered Data

QQ Plot with respect to exponential distribution

3$Z„‚ d1U ++T}jB w+Zst$j‚T+Zst$j‚D b$Y „‚R}‚{ B ‚-}Bt‚t$sj I$R„$AZ$Bt Vt s}}„B-$8s‚ j$t‚s„$k $t Y‚ s$j „‚$Bt $tI${s‚R st ‚-}Bt‚t$sj s$j bY${Y $R $t Y‚ {jsRR BP Y$t s$jR V {Bt%‚- I‚}s„Z„‚ P„B8 j$t‚s„$k $tI${s‚R s j$Y‚„ s$j Yst ‚-}Bt‚t$sj bY${Y 8sk A‚ „‚sj$9s$BtR P„B8 s ht$‚ s$j‚I I$R„$AZ$Bt !t Y‚ BY‚„ YstI s {Bt{s%‚ I‚}s„Z„‚ P„B8 j$t‚s„$k s„BZtI Y$Y JZst$j‚R sR $ $R BAR‚„%‚I $t Y$R }jB {st A‚ s,‚t sR ‚%$I‚t{‚ BP s Ps s$j $t Y‚ ZtI‚„jk$t I$R„$AZ$Bt

(58)

3$Z„‚ dnU qY‚ Y$RB„s8 BP t‚s$%‚ jB „‚Z„tR stI Y‚ A‚R h‚I tB„8sj I$R„$AZ$Bt ]w| , |D RZ}‚„$8}BR‚I PB„ bY${Y |  (3((1 stI |  (3(n;M qY‚ s$j „‚$Bt $R 9BB8‚I $t Y‚ Z}}‚„ j‚P }s„ BP Y‚ hZ„‚ 3„B8 Y‚ 9BB8‚I s$j BP Y‚ ‚8}$„${sj I$R„$AZ$Bt Y‚ Y‚s%$‚„ s$jR Yst tB„8sj $R ‚%$I‚t

(59)

3$Z„‚ d;U zs„$s$Bt BP Y‚ <$jj ‚R$8s‚ BP Y‚ s$j $tI‚- b$Y tZ8A‚„ BP Z}}‚„ B„I‚„ Rs$R${R ZR‚I WB‚ Ys Y‚ <$jj ‚R$8s‚ $R %‚„k R‚tR$$%‚ B $t{„‚sR$t B„ I‚{„‚sR$t Y‚ tZ8A‚„ BP Z}}‚„ B„I‚„ Rs$R${R bY‚t s P‚b tZ8A‚„ BP Z}}‚„ B„I‚„ Rs$R${R ZR‚I PB„ ‚R$8s$Bt VAB%‚ s {‚„s$t tZ8A‚„ BP B„I‚„ Rs$R${R Y‚ ‚R$8s‚ RsA$j$9‚R VP‚„ Ys $ A‚$tR B $t{„‚sR‚ 8BtBBt${sjjk bY${Y $R IZ‚ B Y‚ A$sR $t Y‚ <$jj ‚R$8sB„ qY‚ s$j $tI‚- ‚R$8s‚ RYBZjI A‚ {YBR‚t P„B8 s „‚$Bt bY‚„‚ Y‚ ‚R$8s‚ $R „‚js$%‚jk RsAj‚ bY${Y $R Bt‚I „sk $t Y‚ hZ„‚ qB Y‚ „$Y ‚tI BP Y$R RsA$j$k „‚$Bt Y‚ {BthI‚t{‚ AstIR I‚{„‚sR‚R R$t{‚ 8B„‚ Z}}‚„ B„I‚„ Rs$R${R $R ZR‚I B }„BIZ{‚ Y‚ ‚R$8s‚

(60)

;; ‚YBIBjBk

yt Y$R }s„ Y‚ 8‚YBIBjBk BP Y‚ s}}j${s$Bt stI Y‚ BAs$t‚I „‚RZjR s„‚ I$R{ZRR‚I qY‚ 8‚YBIBjBk $R BZ BP Rs8}j‚ JZst$j‚ ‚R$8s$Bt b$Y Rj$I$t b$tIBb ‚{Yt$JZ‚ PB„ Y‚ h„R h%‚ s}}„Bs{Y‚R A‚jBb

d zs„T]B% V}}„Bs{Y 1 <$RB„${sj 7$8Zjs$Bt n pVi]<wddD

; pVi]<wddDT

x ezq b$Y p_* h$t

E WBtTsIs}$%‚ ezq b$Y p_* h$t

qY‚ 8B$%s$Bt A‚Y$tI Y‚ Rj$I$tb$tIBb ‚{Yt$JZ‚ $R Ys Y‚ Iss }„BAsAjk Ys%‚ I$&‚„‚t {Ys„s{‚„$R${R $t I$&‚„‚t }‚„$BIR GY$j‚ Y‚ h„R h%‚ 8‚YBIR s„‚ sIs}$%‚ $t Y‚ R‚tR‚ Ys s {‚„s$t tZ8A‚„ BP Y‚ 8BR „‚{‚t BAR‚„%s$BtR s„‚ ZR‚I B }‚„PB„8 Y‚ t‚- Isk:R JZst$j‚ PB„‚{sRR Y‚ jsR s}}„Bs{Y $R tBtTsIs}$%‚ R$t{‚ $ ZR‚R sjj Y‚ s%s$jsAj‚ Iss Z} B Y‚ Isk Bt bY${Y PB„‚{sRR s„‚ }‚„PB„8‚I qY„‚‚ I$&‚„‚t b$tIBb R$9‚R s„‚ ‚R‚I PBjjBb$t*st$‚jRRBt stI B„$B8B w1(((D PB„ sjj Y‚ 8BI‚jR ]BtR$I‚„ s b$tIBb R$9‚ d((( 3$„R Y‚ b$tIBb $R }js{‚I

(61)

Bt Y‚ „st‚ A‚b‚‚t dR stI d(((Y BAR‚„%s$BtR stI s JZst$j‚ {B„„‚R}BtI$t B s {‚„s$t }„BAsA$j$k $R PB„‚{sR‚I b$Y ‚s{Y BP Y‚ h%‚ 8‚YBIR j$R‚I sAB%‚ PB„ Y‚ d((dY Isk qY‚ b$tIBb $R Rj$I‚I Bt‚ R‚} PB„bs„I $t ‚s{Y Z„t B PB„‚{sR JZst$j‚R PB„ d((1Y d((nY  nnM1Y IskR

y $R }BRR$Aj‚ Ys 8BI‚jR 8sk bB„, A‚‚„ b$Y I$&‚„‚t b$tIBb R$9‚R PB„ Y‚ Rs8‚ JZst$j‚ ‚R$8s‚ eR}‚{$sjjk p_* h$t8sk t‚‚I 8B„‚ Iss PB„ BZ BP Rs8}j‚ PB„‚{sR$tsR ‚-„‚8‚ ‚%‚tR s„‚ „s„‚ stI B ‚R$8s‚ Y‚ }s„s8‚‚„R BP p_* {BthI‚tjk s RZ^{$‚t tZ8A‚„ BP ‚-„‚8‚ ‚%‚tR s„‚ t‚‚I‚I

qY‚ pVi]< 8BI‚jR s„‚ }s„s8‚‚„$9‚I sR Ys%$tBt‚ sZB„‚„‚RR$%‚ stI Bt‚ 8B%$ts%‚„s‚ ‚„8R R$t{‚ $ $R }„s{${sjjk $8}BRR$Aj‚ B htI Y‚ A‚R }s„s8‚‚„T $9s$Bt PB„ ‚s{Y BP Y‚ 1nM1 BZ BP Rs8}j‚ PB„‚{sRR bY${Y $R sjRB s {BtR„s$t PB„ Y‚ p_* h$t $‚ Y‚ I$^{Zjk $t {YBBR$t Y‚ s}}„B}„$s‚ Y„‚RYBjI %sjZ‚ PB„ ‚s{Y „Zt BY Y‚ sIs}$%‚ p_* stI tBtTsIs}$%‚ p_* JZst$j‚ PB„‚{sRR s„‚ }‚„PB„8‚I ZR$tY‚ B} 1x0 BP Y‚ Iss !t‚ 8sk {YBBR‚ I$&‚„‚t }‚„{‚ts‚R PB„ I$&‚„‚t JZst$j‚R stI I$&‚„‚t b$tIBb R$9‚R AZ Y$R 8sk $t{„‚sR‚ Y‚ ‚&‚{R BP Iss RtBB}$td

3B„ Y‚ Y$RB„${sj R$8Zjs$Bt }$‚{‚b$R‚ j$t‚s„ $t‚„}Bjs$Bt $R {YBR‚t B 8s,‚ Y‚ ‚8}$„${sj I$R„$AZ$Bt PZt{$Bt Bt‚ B Bt‚ yt Ps{ tBtTj$t‚s„ $t‚„}Bjs$Bt

d7‚‚ 7Zjj$%st ‚ sj wdMD PB„ 8B„‚ $tPB„8s$Bt Bt Iss RtBB}$t

(62)

‚{Yt$JZ‚R 8sk $%‚ A‚‚„ „‚RZjR IZ‚ B Y‚ Ps{ Ys Y‚„‚ ‚-$RR s {Z„%sZ„‚ $t Y‚ ‚8}$„${sj I$R„$AZ$Bt PZt{$Bt stI s 8BI‚j s,$tY$R {Z„%sZ„‚ $tB s{{BZt $%‚R A‚‚„ „‚RZjR

qY‚ „‚RZjR $t ‚„8R BP %$Bjs$BtdM „s‚R BP Y‚ ‚R$8s‚I JZst$j‚R $t BZ BP

Rs8}j‚ PB„‚{sRR s„‚ $%‚t $t qsAj‚ d stI qsAj‚ 1 z$Bjs$Bt „s‚R s„‚ {sj{Zjs‚I Ak {BZt$tY‚ Bsj tZ8A‚„ BP %$Bjs$BtR BP Y‚ ‚R$8s‚I JZst$j‚R stI I$%$I$t $ Ak Y‚ Bsj tZ8A‚„ BP BZ BP Rs8}j‚ PB„‚{sRR qsAj‚ d I$R}jskR Y‚ „‚RZjR PB„ (xY (xY (Y (xY stI (Y JZst$j‚R BP Y‚ j‚P s$j bY$j‚ qsAj‚ 1 I$R}jskR Y‚ „‚RZjR PB„ Y‚ „$Y s$j qY‚ h%‚ JZst$j‚R s„‚ I‚j$A‚„s‚jk {YBR‚t s„BZtI (Y JZst$j‚ PB„ ‚-s8$t$tY‚ }‚„PB„8st{‚R BP Y‚ h%‚ 8‚YBIR Bt stI s„BZtI Y$R JZst$j‚ R$t{‚ $ $R $8}B„st PB„ {Bt‚8}B„s„k „$R, 8sts‚8‚t s}}j${s$BtR sR b‚jj sR „‚ZjsB„k {s}$sj „‚JZ$„‚8‚tR

qY‚ „‚RZjR $t qsAj‚ d PB„ Y‚ jBRR‚R BP y7eTd(( $tI‚- wj‚P s$j BP „‚Z„tRD RYBbR Ys zs„T]B% 8‚YBI $R tB sI‚JZs‚ R$t{‚ $ YsR Y‚ bB„R }‚„PB„8st{‚ s8Bt sjj ‚-{‚} Y‚ xY JZst$j‚ bY‚„‚ $ $R Y‚ A‚R }‚„PB„8$t8‚YBI B‚Y‚„ b$Y pVi]<wddD Z R$t{‚ $t htst{$sj s}}j${s$BtR Y$Y‚„ JZst$j‚R Yst (xY $R BP {Bt{‚„t zs„T]B% 8‚YBI $R $tB„‚I $t Y‚ js‚„ I$R{ZRR$BtR pVi]<wddD sjT YBZY A‚‚„ Yst zs„T]B% s}}„Bs{Y IB‚R tB }‚„PB„8 b‚jj y {st A‚ {Bt{jZI‚I

dMV %$Bjs$Bt B{{Z„R bY‚t s „‚Z„t „‚s‚„ Yst Y‚ ‚R$8s‚I JZst$j‚ $R „‚sj$9‚I

(63)

Ys bY‚t zs„T]B% 8‚YBI $R ‚-{jZI‚I pVi]<wddD b$Y $R A‚R }‚„PB„8$t YB„$9Bt $R bB„R‚ Yst Y‚ BY‚„ 8BI‚jR: „‚RZjR PB„ ‚%‚t Y‚$„ bB„R }‚„PB„8$t YB„$9BtR ]BtR$I‚„$tY‚ „‚RZjR PB„ Y‚ 8BI‚jR b$Y Y‚$„ A‚R }‚„PB„8$tb$tT IBb R$9‚R R‚}s„s‚jk PB„ I$&‚„‚t JZst$j‚R pVi]<wddDT $%‚R Y‚ A‚R „‚RZjR PB„ JZst$j‚R Y$Y‚„ Yst (xY JZst$j‚ ‚-{‚} Y‚ (Y JZst$j‚ Y‚ 8BR ‚-„‚8‚ Bt‚ PB„ bY${Y tBtTsIs}$%‚ p_* }‚„PB„8R A‚R VjYBZY sIs}$%‚ p_* $R Y‚ bB„R PB„ (xY JZst$j‚ $ $R Y‚ R‚{BtI A‚R 8BI‚j PB„ (Y stI (xY JZst$j‚R

qsAj‚ 1 I$R}jskR Y‚ „‚RZjR PB„ Y‚ „$Y s$j BP „‚Z„tR qY‚ zs„T]B% 8‚YBI $R ss$t Y‚ bB„R PB„ Y‚ JZst$j‚R Y$Y‚„ Yst (xY JZst$j‚ pVi]<wddD }‚„PB„8R R$t$h{stjk A‚‚„ PB„ Y$R s$j Yst PB„ Y‚ j‚P s$j $t sjj Y‚ JZst$j‚R Vs$t {BtR$I‚„$tY‚ „‚RZjR PB„ Y‚ 8BI‚jR b$Y Y‚$„ A‚R }‚„PB„8$tb$tIBb R$9‚R R‚}s„s‚jk PB„ I$&‚„‚t JZst$j‚R Y‚ „‚RZjR s„‚ R$8$js„ ‚-{‚} PB„ Y‚ A‚T ‚„ pVi]<wddD }‚„PB„8st{‚ VIs}$%‚ p_* $R Y‚ R‚{BtI A‚R PB„ (Y stI (xY JZst$j‚R bY$j‚ pVi]<wddDT $%‚R Y‚ A‚R „‚RZjR PB„ JZst$j‚R Y$Y‚„ Yst (xY JZst$j‚ ‚-{‚} Y‚ (Y JZst$j‚ bY‚„‚ ss$t tBtTsIs}$%‚ p_* }‚„PB„8R A‚R <$RB„${sj R$8Zjs$Bt $R ss$t st s%‚„s‚ 8BI‚j

3B„ %$RZsj$9s$Bt BP Y‚ }‚„PB„8st{‚ BP Y‚ 8BI‚jR s R$8}j‚ }‚„PB„8st{‚ $tI‚- { bY${Y }‚tsj$9‚R Y‚ ‚-{‚RR B„ RYB„Psjj BP Y‚ %$Bjs$BtR: „s$B „‚js$%‚ B Y‚ $I‚sj

(64)

{sR‚ $R {BtR„Z{‚I sR A‚jBbU

{ ) deeee8  8( 8(

ee ee

bY‚„‚ { $R Y‚ }‚„PB„8st{‚ $tI‚- 8 $R Y‚ „s‚ BP %$Bjs$Bt BP Y‚ BZ BP Rs8}j‚ JZst$j‚ PB„‚{sRR 8( $R Y‚ $I‚sj %$Bjs$Bt „s‚ bY${Y $R 8( ) d  € bY‚„‚ } $R Y‚

}„BAsA$j$k BP Y‚ I‚R$„‚I JZst$j‚ qY‚ 8s-$8Z8 %sjZ‚ BP Y‚ $tI‚- { $R d PB„ Y‚ $I‚sj {sR‚

qbB R‚ BP }‚„PB„8st{‚ $tI${‚R s„‚ {sj{Zjs‚I PB„ ‚s{Y BP Y‚ 8‚YBIR R‚}s„s‚jk PB„ Y‚ j‚P stI „$Y s$jR yt Y‚ {sj{Zjs$Bt BP }‚„PB„8st{‚ $tI${‚R PB„ stk Bt‚ BP Y‚ 8BI‚jR Y‚ „‚RZjR BAs$t‚I Ak ZR$tY‚ b$tIBb R$9‚ PB„ bY${Y Y‚ 8BI‚j $%‚R Y‚ A‚R „‚RZjR PB„ (Y JZst$j‚ s„‚ ZR‚I qY‚ }‚„PB„8st{‚ $tI${‚R PB„ Y‚ j‚P s$j s„‚ I‚8BtR„s‚I $t 3$Z„‚ dx bY$j‚ Y‚ $tI${‚R PB„ Y‚ „$Y s$j s„‚ I$R}jsk‚I $t 3$Z„‚ dE qY‚ zs„T]B% $R ‚-{jZI‚I $t Y‚ hZ„‚R R$t{‚ $ $%‚R ‚-„‚8‚jk ZtRs$RPs{B„k JZst$j‚ ‚R$8s‚R PB„ ABY s$jR

(65)

qsAj‚ d zsi z$Bjs$Bt is$BR PB„ Y‚ N‚P qs$j BP NB i‚Z„tR G$tIBb 7$9‚ x0 1x0 d0 (x0 (d0 pVi]<wddDT x(( ;;M0 1E(0 d;10 (0 (;0 d((( nM0 11n0 ddM0 (E0 (1d0 1((( nM0 11;0 (;0 (xd0 (110 pVi]<wddD x(( x1;0 nd0 dM0 d1x0 (EE0 d((( ;(0 1Mx0 dMx0 dn;0 (x0 1((( ;0 n;0 1d(0 dx10 (Ex0 zs„T]B% x(( x1;0 nx;0 110 dM;0 (E0 d((( xn0 nnE0 1nd0 dE(0 (10 1((( x0 nE0 1n0 1d(0 d(0 <$RB„${sj 7$8 x(( xn0 1d0 dEn0 d(M0 WV d((( x;E0 1n0 d110 (E0 (n;0 1((( xE;0 n(;0 dx0 (M0 (;n0 p_* h$t x(( dnn0 1M0 dnx0 (E10 (1M0 d((( E1d0 1n0 ddn0 (E0 (1x0 1((( xx(0 n(;0 dx10 (M(0 (10 WBtTsIs}$%‚ p_* ;;d0 1E;0 dn0 (d0 (d0 3$$t xM

(66)

qsAj‚ 1 zsi z$Bjs$Bt is$BR PB„ Y‚ i$Y qs$j BP NB i‚Z„tR G$tIBb 7$9‚ x0 1x0 d0 (x0 (d0 pVi]<wddDT x(( n10 dM;0 (;0 (nM0 (1d0 d((( n;0 dMd0 (MM0 (;10 (1d0 1((( nxx0 d;0 (10 (10 (0 pVi]<wddD x(( ;n0 1;0 dn0 (M(0 (1M0 d((( ;Mn0 1E0 d;0 (MM0 (;10 1((( ;0 ndM0 d;0 d(d0 (;n0 zs„T]B% x(( ;ME0 n;(0 dM(0 d1x0 (;0 d((( ;(0 nd0 1(E0 d;n0 (x0 1((( x;n0 nE10 1xn0 dMM0 (;0 <$RB„${sj 7$8 x(( x;x0 nd10 dxn0 (Mn0 WV d((( xn0 1Mx0 dn;0 (M;0 (n;0 1((( E(M0 10 d;0 dn0 (xM0 p_* h$t x(( d(1(0 n(0 d1M0 (xE0 (1M0 d((( E(0 1Md0 d110 (En0 (10 1((( xn0 10 d;0 d(d0 (10 WBtTsIs}$%‚ p_* nM0 1x10 d;n0 (E0 (dn0 3$$t x

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