另外，保险公司通过早期削减费用的方式狠狠地打击了投资者，而这个方式却帮助这些公司付给经纪人高额的佣金。
For good measure the insurance firms whacked customers with early-cancellation fees, which helped them pay for the agents' high commissions.
与cat bond类似，它们也是复杂金融工具，通过发行债券为投资者提供再保险。
Like cat bonds, they are complex instruments, offering reinsurance by issuing debt to investors.
在期货市场上，投资者可以通过动态复制期货期权的组合保险技术，在规避大的损失前提下，实现套期保值目标。
The empirical result shows that investors can realize risk management through a dynamic duplication of a future option.
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