身边的经济学·社会常识英语30篇（1）
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Diversification: Spreading Risk Across Asset Classes
分散投资：在不同资产类别间分散风险
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Putting all your money in one stock or sector increases vulnerability to sudden losses.
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Diversification means holding assets that respond differently to the same economic event.
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For example, bonds often rise when stocks fall during market stress.
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International investments add another layer by reducing exposure to one country’s economy.
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Real estate, commodities, and cash equivalents each behave uniquely over time.
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Rebalancing your portfolio annually helps maintain your target risk level automatically.
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Too much diversification can lower returns without meaningfully reducing risk further.
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The goal is not to avoid loss but to manage volatility intelligently.
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Even professional fund managers use diversification as a core risk-control strategy.
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It works best when asset correlations stay low across business cycles.