Understand and evaluate the costs associated with discrete-time rebalancing.
Free SOA Exam ALTAM (Advanced Long-Term Actuarial Mathematics) lesson in Embedded Options in Life Insurance and Annuity Products. 12 min read, ~1,754 words.
Discrete hedging is imperfect because delta drifts between rebalances; gamma drives the residual P&L. Hedging error variance per period scales with; total error standard deviation scales with. Transaction costs scale with; halving the rebalance interval multiplies expected trading cost by. Optimal frequency balances hedging error variance against transaction costs. Doubling...
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- Example 1
- Example 2
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Learning objectives
- 7d
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