At one time, an initial public offering was considered de rigueur for growing companies — a seemingly endless availability of capital plus the panache conferred by a public listing helped spur an avalanche of filings that swelled to more than 600 in 1996. But a spate of regulatory burdens — like the Sarbanes–Oxley Act – raised the costs of going public, helping to curtail IPOs while spurring more interest in alternative capital sources, say experts from Wharton and PricewaterhouseCoopers.

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Greenhushing: When Firms Do More Than They Say

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The Hidden Financial Risks of the AI Boom
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Joao Gomes, Wharton professor of finance and senior vice dean of research, centers, and academic initiatives, explains why the Federal Reserve needs to pay closer attention to how the massive AI boom is being financed.