Bernoulli · 2007 · 100 citations · 21 references
EngineeringMathematicsProbability TheoryStochastic ProcessesContinuous-time Stochastic ProcessesLévy ProcessesMarkov ProcessesCramer's RuleCramér's TheoremFinite TimeLévy-driven Stochastic Differential EquationsSelf-similar Lévy ProcessesSelf-similar Processes
We prove that a positive self-similar Markov process (X, ℙ) that hits 0 in a finite time admits a self-similar recurrent extension that leaves 0 continuously if and only if the underlying Lévy process satisfies Cramér’s condition.
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