Chang’s Jottings

Solid on the Surface, Soft Underneath: Another Week in Jobs

Solid on the Surface, Soft Underneath: Another Week in Jobs

Last week’s employment report felt familiar. Not dramatic. Not weak enough to shift policy. Just more of the same pattern we’ve seen lately: solid headlines, soft details.

Chang’s Jottings

Where AI Stands

Earnings season has a rhythm to it. You sit down with the numbers, look at what the companies said—and what they didn’t—and try to understand the direction things are moving. This time, the theme is familiar: AI. Not just as a product or initiative, but as a core part of how large companies are thinking about infrastructure, competition, and long-term strategy.

Chang’s Jottings

About

Hey. This is Chang — a CFA and CPA with years of experience spanning investment, fund finance, corporate banking, and financial operations. At heart, I’m a researcher and entrepreneur, always curious and driven to explore new ideas. When I’m not deep in analysis, you’ll often find me on a run, or playing board games.

Chang’s Jottings

Rebalancing U.S. Trade: Buffett’s Import Certificates Meet Blockchain

On May 3rd, at the annual Omaha meeting — a kind of capitalist pilgrimage — an old idea re-emerged like a ripple from the past: Import Certificates, or ICs.
Warren Buffett proposed it back in 2003. It was quiet then, ignored even. But now, two decades and a few trade wars later, it is beginning to sound wise — less like policy and more like a compass pointing north.

Contact

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