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(11)

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Simulated NIG(2,1,2,1)

0 2 4 6

x

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FTA returns

-20 0 20 40 60

return

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(12)

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(13)

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Posterior density alpha

1.5 2

alpha

0 0.5 1 1.5

Posterior density mu

2 2.1 2.2 2.3

mu

1.4 1.5 1.6 1.7 1.8

Posterior density beta

0.5 1 1.5

beta

0 0.5 1 1.5

Posterior density delta

0.4 0.5 0.6 0.7 0.8

delta

0.5 1 1.5 2 2.5 3

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0.5 1

alpha

0 0.5 1 1.5 2

Posterior density mu

0 0.5 1 1.5 2 2.5

mu

0 0.2 0.4 0.6 0.8

Posterior density beta

0.5 1

beta

0 0.5 1 1.5 2

Posterior density delta

1.8 2 2.2 2.4

delta

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(15)

QQ-plot NIG2121 ML vs True

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QQ-plot NIG2121 MC vs True

0 5 10

x

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QQ-plot NIG2121 MC2 vs True

0 5 10

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QQ-plot FTARET ML vs True

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x

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-20 0 20 40 60

x

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(17)

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