We had people from all over the city, all different income levels, races and ages.

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Predictably, people with different income levels found different aspects of their job stressful.

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The voters of each state can then decide how much assistance for the purchase of health insurance to provide each family at different income levels.

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Team Bad Company figures that despite sport fishing's image as a wealthy man's sport, the right promotional strategy will lure fans of different income levels.

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This would rightly vary with the different income and cost levels of each state.

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It's entirely arbitrary to treat differential rates for different levels of income as a structural feature of the tax code but differential rates for different types of income as a tax expenditure.

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An interesting paper discussing why people of exactly the same levels of income can have wildly different feelings about that income.

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So, with that, Cambodian, Loa, Hmong, Vietnamese - they're largely immigrated to the U.S. via political or refugees because of war and, in that case, their circumstances are different that would affect their educational attainment and their income levels.

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"He may decide to look at those who have got high levels of wealth, which is actually a bit of a different group to those who have high levels of income, so a mansion tax, for example, for those who have very expensive houses, or looking through things like inheritance tax or capital gains tax, " Mr Johnson says.

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