一般来说，促使因素叠加显然比原产地提供的条件更易获得良好的生活和物质福利。

In general, pull factors add up to an apparently better chance for a good life and material well-being than is offered by the place of origin.

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事实上，做家庭作业的动机是雇主希望将固定成本降到最低：在家工作的人没有福利，工资也比正式员工低。

In fact, homework is driven by employers' desires to minimize fixed costs: homeworkers receive no benefits and are paid less than regular employees.

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福利原则也可以用来论证富人应该比穷人缴纳更高的税，因为富人从公共服务中获益更多。

The benefits principle can also be used to argue that wealthy citizens should pay higher taxes than poorer ones, simply because the wealthy benefit more from public services.

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They have much stronger welfare states, so to speak.

这么说来他们的福利国家比我们强很多。

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