•Scenario 4
•Alice is now consistently asked to insure shops valued between $100 000 an $200 000 and occasionally over $200 000. It still wishes to retain a net line of no more than $30 000.
第一层：——满足200K以内的每一风险单位的需要
1.85%quota share，在大部分保额达到200K时自留30K
2.a 6-line surplus share with a 30k line
3.a 170k xs 30k per risk XL
第二层——对偶尔超过200K的用Fac.
（信息里没有关于年度累积损失的题眼）