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<title>05 实战执行 — LRS TQQQ 策略研究</title>
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display: grid;
grid-template-columns: 1fr 1fr;
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<nav class="top-nav">
<a href="index.html" class="nav-brand">← 目录</a>
<div class="nav-divider"></div>
<span class="nav-chapter">Chapter 05 &nbsp;·&nbsp; 实战执行</span>
<span class="nav-counter">Ch.05</span>
<a href="04d.html" class="nav-btn">← Ch.04</a>
<a href="06.html" class="nav-btn">Ch.06 →</a>
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<div class="page-header">
<span class="page-num">Chapter 05</span>
<h1 class="page-title">实战执行层面</h1>
<span class="page-sub">Capital · Timing · Sizing · Costs</span>
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<span class="ch-num">5.1</span>
<span class="ch-title">资金投入方式</span>
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<li>一次性投入对趋势策略往往更「纯粹」,定投会平滑成本但也可能稀释信号效率。</li>
<li>若长期看多但短期波动难承受,可拆分建仓,但需预先写明规则避免随意加仓。</li>
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<span class="ch-num">5.2</span>
<span class="ch-title">入场时机</span>
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<li>信号触发时,价格相对「突破参考价」的距离决定分批还是一次性(与策略 Step 3 一致)。</li>
<li class="hi">牛市末期波动放大,同样信号背后风险预算应不同。</li>
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<span class="ch-num">5.3</span>
<span class="ch-title">仓位管理</span>
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<li>杠杆 ETF 宜占净资产的有限比例,并预留现金应对补仓与心理波动。</li>
<li>与其他资产(现金、债券、宽基)搭配可降低组合波动,但会改变收益弹性。</li>
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<span class="ch-num">5.4</span>
<span class="ch-title">执行成本</span>
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<ul class="bl">
<li>佣金、平台费、买卖价差与滑点会侵蚀高频交易;低频换手下影响相对较小。</li>
<li>税务(资本利得、持有期)因地区而异,频繁实现盈亏可能改变净收益结构。</li>
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