SGG Research - whitepaper links
Edition: 2026-09-29

ECPND - Earnings call participation network and dynamics as an alternative data factor for US equities
https://sggresearch.com/whitepaper/ecpnd

ECQDI - Earnings call quantitative dynamics and intensity as an alternative data factor for US equities
https://sggresearch.com/whitepaper/ecqdi

ECPND and ECQDI as complementary research inputs for US equities
https://sggresearch.com/whitepaper/combination

These links open the current online papers. Each paper shows its update date and the dates of the underlying study.
