Knowing When to Sell Beats Knowing What to Buy.
The moment that decides whether you win or lose rarely happens at entry — selling is not the epilogue of buying, it is a craft of its own.
Investing
Even Actuaries Can't Predict the Future
Insurance prices the future, and nobody can predict the future. The business survives on cushion, not accuracy.
Investing
Rearview-Mirror Epistemology
Before the cards are turned, every judgment is a rearview mirror.
InvestingEconomySociety
Be Greedy When Others Are Fearful, Written as Code
Fear isn't a day; it's a structure.
InvestingEconomy
Don't Ask Where the Money Went, Ask Where the Dog Is
The Dog-Takes-the-Money Theorem: from a punchline to a universal formula.
InvestingEconomy
The Money That Actually Lands
The income statement is an essay. A passbook is not.
InvestingEconomy
The Crime of Forward-Adjusted Prices
It takes no villain to rewrite history — just a default parameter.
InvestingTechEconomy
The Tonghuashun Paradox
A tool built to make you money, used almost entirely by people losing it.
InvestingTechEconomy
Invest in Platforms: The Tollbooth Theory
It doesn't matter how smooth the road is. What matters is whether you collect the toll.
InvestingBusinessEconomy
The Retail Investor's Structural Edge
My data is one millionth of theirs. My profits aren't.
InvestingEconomy
The Axis Shift in Quant Trading
From predicting the market to designing it.
InvestingEconomy
I Only Buy Common Stock
Before any derivative, ask: is my expected return positive?
InvestingEconomy