Cornell University researcher Maria Fitzpatrick, who studies the effects of universal preschool, said it isn't yet possible to do a full cost-benefit analysis, as the oldest state programs open to all children are just 18 years old.

WSJ: No Easy Lessons in Assessing Preschool Payoff

The firm also hopes to open low-cost independent schools in Britain, where it can offer the full Kunskapsskolan experience, free of state meddling.

ECONOMIST: Private education

For DBS to get full control, Indonesian regulators said, Singapore would have to allow more Indonesian banks to open branches in the city-state, in what they called a "reciprocity" arrangement.

WSJ: DBS Group Extends Deadline on Takeover of Bank Danamon