Add expense and profit loadings to the net premium to obtain the gross premium.
输入纯保费与附加费率,求毛保费。
| Item | Formula / Rule | Source / Standard |
|---|---|---|
| Gross premium build-up | Gross premium = net premium + expense loading + profit margin, covering claims, expenses and profit | Bowers et al. 1997, Actuarial Mathematics, Ch. 6 |
| Loading rate basis | The loading rate equals expenses divided by the gross premium, not by the net premium | PRC Insurance Law, Art. 114 |
| Conversion | Gross premium = net premium / (1 − loading rate), with the loading rate below 100 percent | PRC Insurance Law, Art. 114 |