
How Diversification Gets Measured: The Key Metrics
Correlation, concentration, and effective-number metrics turn diversification from a slogan into a measurable portfolio property — each with documented limits.
The structural layer of a portfolio: setting target weights, choosing rebalancing bands, correcting drift, and what each move costs in tax and spread.

Correlation, concentration, and effective-number metrics turn diversification from a slogan into a measurable portfolio property — each with documented limits.

An emergency fund is the liquid layer held outside the risk portfolio so unplanned spending never forces asset sales — with sizing frameworks documented and…

Risk parity equalizes each asset class's contribution to portfolio risk instead of its capital share — a structure whose leverage draws the sharpest published…

Asset location places each holding in the account type where its tax treatment costs least — a framework with documented gains, stated assumptions, and known…

Home bias is the documented gap between the domestic share of investor portfolios and those markets' share of world capitalization, with explanations and costs…