Suppose $X$ is a Lévy process with triplet $(b,\sigma^2,\nu)$ and finite intensity, so $\nu(\mathbb R)<\infty$.
Why does it follow immediately that the jump part of $X$ can be described by a compound Poisson process?
Suppose $X$ is a Lévy process with triplet $(b,\sigma^2,\nu)$ and finite intensity, so $\nu(\mathbb R)<\infty$.
Why does it follow immediately that the jump part of $X$ can be described by a compound Poisson process?
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