Investing
How much international diversification do you actually get?
Correlations, coverage and return dispersion set the measurable answer — and each has moved over the decades.
Author
Sofia Lindqvist
Independent editorial contributor covering investment strategy and financial modeling for VUGA Network publications.
Articles by Sofia Lindqvist
Markets
What does dealer gamma exposure measure, and what doesn't it?
GEX estimates aggregate into one number rest on three assumptions each worth checking before the number is quoted.
Analysis
What transaction costs do to a backtest's promised returns
Spread, impact and timing drag compound with turnover — and the strategies they kill are usually the high-Sharape, high-frequency ones.
Finance News
SEC and CFTC issue joint token taxonomy: five categories, one framework
The March 17, 2026 interpretive release sorts digital assets into five categories and caps a decade of shifting SEC policy with a joint document.
Analysis
Survivorship bias in fund data: how big, and how to check
Databases of existing funds answer a question nobody asked — how did the survivors do — and the gap is measured in percentage points.