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Bulletin – September 2016
Equation (2)
β
i
=
C
O
V
(
r
i
,
r
m
)
var
(
r
m
)
=
(
ρ
r
i
,
r
m
)
(
σ
r
i
σ
r
m
)
MathType@MTEF@5@5@+=feaagCart1ev2aaatCvAUfeBSjuyZL2yd9gzLbvyNv2CaerbuLwBLnhiov2DGi1BTfMBaeXatLxBI9gBaerbd9wDYLwzYbItLDharqqtubsr4rNCHbGeaGqiVu0Je9sqqrpepC0xbbL8F4rqqrFfpeea0xe9Lq=Jc9vqaqpepm0xbba9pwe9Q8fs0=yqaqpepae9pg0FirpepeKkFr0xfr=xfr=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@5C74@