Business Segments56 metrics

Goodwill6 segments Goodwill, Purchase Accounting Adjustments6 segments Foreign exchange revaluation and other6 segments Net Prior Period Development6 segments Net premiums written6 segments Net premiums earned6 segments Losses and loss expenses6 segments Segment Liability for Future Policy Benefits, Period Expense (Income)6 segments Deferred Policy Acquisition Costs, Amortization Expense6 segments Administrative and other (income) expense6 segments Net investment income7 segments Other Operating Income7 segments Amortization of purchased intangibles7 segments Segment Underwriting Income Loss and Net Investment Income Loss6 segments Underwriting Income (Loss)6 segments Liability for Future Policy Benefit, Expected Net Premium, before Reinsurance, after Discount Rate Change1 segments Liability for Future Policy Benefit, Expected Net Premium, Original Discount Rate, before Cash Flow and Reinsurance1 segments Issuances1 segments Interest accrual1 segments Liability for Future Policy Benefit, Expected Net Premium, Net Premium Collected1 segments Liability for Future Policy Benefit, Expected Net Premium, Increase (Decrease) for Other Change1 segments Effect of changes in discount rate assumptions1 segments Liability for Future Policy Benefit, Expected Future Policy Benefit, before Reinsurance, after Discount Rate Change1 segments Liability for Future Policy Benefit, Expected Future Policy Benefit, Original Discount Rate, before Cash Flow and Reinsurance1 segments Liability for Future Policy Benefit, Expected Future Policy Benefit, Benefit Payment1 segments Other (including foreign exchange)1 segments Net liability for future policy benefits2 segments Deferred profit liability1 segments Future policy benefits2 segments Reinsurance recoverable on policy benefits1 segments Net liability for future policy benefits, after reinsurance recoverable1 segments Gross Premiums or Assessments1 segments Interest Accretion1 segments Short-duration Insurance Contracts, Liability for Unpaid Claims and Allocated Claim Adjustment Expense, Net10 segments Ceded unpaid loss and allocated loss adjustment expense10 segments Short-duration Insurance Contracts, Incurred Claims and Allocated Claim Adjustment Expense, Net9 segments Short-duration Insurance Contracts, Incurred but Not Reported (IBNR) Claims Liability, Net9 segments Cumulative Number of Reported Claims7 segments Short-duration Insurance Contracts, Cumulative Paid Claims and Allocated Claim Adjustment Expense, Net9 segments Short-duration Insurance Contracts, Liability for Unpaid Claims and Allocated Claim Adjustment Expense, Net, Not Separately Presented9 segments Short-Duration PPD9 segments Short-duration Insurance Contracts, Historical Claims Duration, Year One9 segments Short-duration Insurance Contracts, Historical Claims Duration, Year Two9 segments Short-duration Insurance Contracts, Historical Claims Duration, Year Three9 segments Short-duration Insurance Contracts, Historical Claims Duration, Year Four9 segments Short-duration Insurance Contracts, Historical Claims Duration, Year Five9 segments Short-duration Insurance Contracts, Historical Claims Duration, Year Six9 segments Short-duration Insurance Contracts, Historical Claims Duration, Year Seven9 segments Short-duration Insurance Contracts, Historical Claims Duration, Year Eight9 segments Short-duration Insurance Contracts, Historical Claims Duration, Year Nine9 segments Short-duration Insurance Contracts, Historical Claims Duration, Year Ten9 segments Other PPD adjustments4 segments Prior Period Development, net Adjustments6 segments Prior Period Development Percentage Opening Net Unpaid Reserves6 segments Loss by Geographic Percentage1 segments Liability for Asbestos and Environmental Claims, Net4 segments