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Answers for “根据马尔可夫模型,为什么市场中会出现波动率聚集?”

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Transition probabilities encode the likelihood of staying in or switching between states. In the two-state volatility example, high self-loop probabilities (0.8 for Low, 0.7 for High) mean the system tends to remain in its current state.

Conditions: The market is modeled as a two-state Markov chain.; Self-transition probabilities are high relative to switching probabilities.