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Difficulty: Medium
Category: time_series
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Topics: realized_variance, bipower_variation, jump_detection, high_frequency
Realized bipower variation (BPV) separates the continuous diffusive component of quadratic variation from price jumps in high-frequency return data. It is a critical input to jump-robust volatility forecasting models used across execution desks and statistical arbitrage pipelines. Task Implement the function realized_bipower_variation(returns: list) -> list that computes three key volatility statistics from a series of n high-frequency log returns, r_t. The function should calculate the followi
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