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"path": "/investing/is-this-old-fashioned-investing-strategy-holding-your-portfolio-back",
"publishedAt": "2026-05-10T09:40:00.000Z",
"site": "https://www.kiplinger.com",
"tags": [
"Investing",
"Wealth Creation",
"Wealth Management"
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"textContent": "The diversification-focused modern portfolio theory has been the investing \"rulebook\" for decades, but it might be worth considering whether it fits your goals.",
"title": "Is This 1950s Investing Strategy Holding Your 2026 Portfolio Back?"
}