
AI Stocks Now Run on Borrowed Money
The AI buildout has shifted from cash-funded to debt-funded. Here is what changed, the ratio worth watching, and what it means for an ordinary index fund.
Markets move every day, and understanding them is a skill anyone can build. Here you will find updates and guides to help you read the signals with confidence.

The AI buildout has shifted from cash-funded to debt-funded. Here is what changed, the ratio worth watching, and what it means for an ordinary index fund.

Ten stocks now make up 41% of the S&P 500, well past the dot-com peak. Here is what that concentration really means for a portfolio built on index funds.

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Learn how to read key market signals like volume, moving averages, RSI, and sentiment indicators to make smarter investment decisions in both stock and crypto markets.