Morningstar says the ideal high-return, low-correlation ETF does not exist
Cheaper access to foreign markets pushed US and foreign stock correlations higher since the 1990s, the analysis finds.
Mercer Advisors: roughly half of H1 2026 net new assets came from custodian referrals
S&P says the fees paid to custodian partners could limit Mercer's margin expansion, the cost side of a channel the firm says supplies half its growth.