David Keller

David M. Keller is a finance writer based in Columbus, Ohio, covering personal finance and consumer-focused economic topics. He earned his degree in journalism from Ohio University and began his career reporting on local business and economic trends for a regional media outlet. Since then, he has contributed to a variety of online publications, focusing on clear, practical coverage of topics such as cost of living, debt, and everyday financial decision-making.

Analyst office work Remote work and education freelance

Micron shares surge on AI demand, but memory-cycle risks loom

When Micron Technology confirmed in March that it was mass-producing a next-generation memory chip built specifically for NVIDIA’s Vera Rubin AI platform, the stock market’s response was swift. Shares of the Boise, Idaho-based chipmaker climbed roughly 30 percent between early January and late March 2026. According to publicly available market data tracked by major financial…

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Front view of a massive cargo ship loaded with containers in Hamburg's harbor.

U.S. rejects 15% of tariff refund claims as CAPE portal rolls out

Roughly one in seven importers who applied for tariff refunds through the federal government’s new online portal have been turned down, raising early questions about a system that was built to streamline billions of dollars in disputed trade duties. U.S. Customs and Border Protection has denied 15% of refund entries submitted through its Centralized Automated…

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Image of EU flag fluttering on wind against high business office building made of concerete and glass. Concept of ecenomics, development, government and politics

EU weighs tougher conditions on Ukraine’s $105B loan, Bloomberg reports

Ukraine may have to clear higher anti-corruption and governance hurdles before it can tap portions of a roughly €90 billion (about $105 billion) European Union loan, Bloomberg reported in late April 2026, citing people with knowledge of the internal talks. The discussions surfaced just days after the Council of the European Union formally adopted the…

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Hilton CEO Chris Nassetta says U.S. is shifting to a “C-shaped” economy

Hilton Worldwide CEO Chris Nassetta has a new letter for the hospitality industry’s alphabet: C. The “K-shaped” recovery that split post-pandemic America into two lanes, with affluent travelers spending freely and lower-income households pulling back, is fading, he argues. In its place, Nassetta sees a “C-shaped” economy where spending power is converging across income levels…

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a phone with a pay pay logo on it

PayPal warns of fake invoice scam targeting users; report it fast

One fake PayPal invoice. One phone call to a number that looked legitimate. Roughly $130,000 gone. That is the outcome the FBI documented after a victim followed the instructions in a fraudulent invoice email, called the listed “support” line, and allowed a stranger to take remote control of their computer. The bureau’s victim identification effort…

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Microsoft store in Guangzhou

Microsoft says Azure growth met expectations as cloud demand holds up

Microsoft reported fiscal third-quarter results on April 30, 2026, and the number investors had circled delivered: Azure cloud revenue grew 39% in constant currency during the three months ended March 31, matching the guidance range the company laid out in January. Shares climbed in extended trading, though the company did not specify the magnitude of…

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