Correlation Analysis of Financial Contagion: What One Should Know Before Running a Test



Korea


Malaysia


Indon.


Thail.


Philip.


Fig. 2b - Stock market covariance of weekly returns


(Asia vs. Hong Kong and Singapore; 3 exponential month moving average)


Hong Kong


Singapore


0.40 -

0.32 -

0.24 -

0.16 -

0.08 -

0.00 -

0.08 -

0.16 -

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ι

wτm

WW

1990 1991 1992 1993 1994 1995 1996 1997 1998 1999


1990 1991 1992 1993 1994 1995 1996 1997 1998 1999


0.42

0.35

0.28

0.21

0.14

0.07

0.00

-0.07


0.48

0.40

0.32

0.24

0.16

0.08

0.00

-0.08


Iiiiiiiiiiiiiiiiiiiiiiiiiiii

Iiiiiiiiii iiiiiiii Iiiiiiiiiiiiiiiiiiiiii

1990 1991 1992 1993 1994 1995 1996 1997 1998 1999


ImwwTiiiIIIIii Iiiiiiiiiii Iiiiiiiiiiii iiiiiiii Iiiiiiiiiiiiiiiiiiiiiii iiiiii ii Iiiiiiiiii Iiiiiiiiiii


1990 1991 1992 1993 1994 1995 1996 1997 1998 1999


0.4

0.3

0.2

0.1

0.0

-0.1

-0.2



≡≡≡≡π≡w wwmπ wwwwwτ τrrmrrrrrrwrrrr


1990 1991 1992 1993 1994 1995 1996 1997 1998 1999



0.4

0.3

0.2

0.1

0.0

-0.1


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Iiiiiiiiiii Iiiiiiiiiii

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1990 1991 1992 1993 1994 1995 1996 1997 1998 1999


0.25

0.20

0.15

0.10

0.05

0.00

-0.05

-0.10


Iiiiiiiiiiiiiiiiiiiiiiiiiiiii Iiiiiiiiiii Iiiiiiiiiiii iiiiiiii Iiiiiiiiiiiiiiiiiiiiiii iiiiii ii Iiiiiiiiii Iiiiiiiiiii

1990 1991 1992 1993 1994 1995 1996 1997 1998 1999


1990 1991 1992 1993 1994 1995 1996 1997 1998 1999


0.30

0.25

0.20

0.15

0.10

0.05

0.00

-0.05


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1990 1991 1992 1993 1994 1995 1996 1997 1998 1999




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