#Portfolio Management
共检索到 1 篇相关深度研报
The Fragility of the 4% Rule: Sequence of Returns Risk and Dynamic Capital Defense
The conventional FIRE axiom—accumulating 25 times annual expenses to maintain a static 4% withdrawal rate—exposes portfolios to a greater than 20% failure rate over 40-year horizons. Morningstar models now peg safe initial withdrawals at 3.3%. Mitigating total capital depletion requires dynamic spending guardrails, multi-year cash buffers, and geo-arbitrage.