Texas Halts Data-Center Power on 474 GW ‘Ghost Demand’
Texas paused new data-center hookups after interconnection requests hit 474 GW — nearly 10x the state’s 2023 total — forcing a reckoning with ‘ghost demand.’
Month: September 2026
Modern Portfolio Theory and the Efficient Frontier
How Harry Markowitz’s 1952 paper reshaped investing: expected return, variance, correlation, the efficient frontier, and where MPT breaks in real markets.
Global Bond Selloff: Japan Cracks 3%, UK 30Y Near 6%
Long-end bond yields surged worldwide on Sep 2, 2026: Japan’s 10-year cleared 3% for the first time since 1996, UK 30Y Gilts hit 5.83%, and the US 30Y sits at 5.27%.
Ternus Takes Over Apple: What He Inherits on Day One
John Ternus is Apple CEO as of September 1, 2026. Here’s the $4.59T company he inherits — and the five open questions on day one.
Volatility Skew and Smile Explained: Why OTM Puts Cost More
Why S&P 500 puts trade richer than calls, where the smile lives, and how the CBOE SKEW Index quantifies tail risk.