Aon and Mercer publish respective year-end pension health statistics.

Expects $13.4-billion acquisition to breakeven in 2026.

Aon plc says increased funded positions and volatility will likely lead to further de-risking.

Aon survey finds slowing increases in medical plan unit costs.

Climate concerns will be heavily weighted in underwriting risk exposures.

Aon identifies high-cost claimants and inflation as causes of the increase.

Insurer scores improve somewhat, while backup security continues to be an area of vulnerability.