The damage ratio (incurred losses and loss-adjustment expenses divided by net earned premium) is added to the expense ratio (underwriting expenses divided by net appreciation written) to determine the company's combined ratio. The combined ratio is a reflection of the company's overall underwriting profitability. A combined ratio of less than 100 percent indicates profitability, while anything over 100 indicates a loss.
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Separate allowance contracts (i.e., insurance policies not bundled with loans or other kinds of contracts) were invented in Genoa in the 14th century, as were guarantee pools backed by pledges of landed estates
- These new insurance contracts allowed insurance to be separated from investment, a separation of roles that first proved useful in marine insurance
- Provision became far Visit also sophisticated in post-Renaissance Europe, and specialized varieties developed.
