{{cite journal |last=The Data Nerd |title=Open question: Is velocity change sector-mean-reverting? |journal=SSRN Electronic Journal |year=2026 |doi=10.2139/ssrn.6606558 |url=https://signals.gitdealflow.com/research/open-question-velocity-mean-reversion |publisher=VC Deal Flow Signal (GitDealFlow) |orcid=0009-0002-2222-4112 |at=§4.3 Heterogeneity}}