Some take more work. Others take almost no work but may require waiting up to a year.

VOA: special.2009.06.23

But some ideas require more money than can be scraped together by double mortgaging Aunt Jen's house.

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And some situations require more formal behaviors that might be interpreted very differently in any other setting.

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She says some jobs require more analytical know-how, though new hires for those teams can come from business, economics, math or other programs.

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