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Your significant other has a huge impact on your success. Science says so.

Your customers are hugely important. And your key employees. As well as the industry you’ve chosen, politics, macroeconomics, and education.

And luck.

While all those are important factors in the success of your business (or career) and your earning power, here’s one factor you probably haven’t considered:

Your spouse.

Researchers at Washington University in St. Louis found that people with relatively prudent and reliable partners tend to perform better at work, earning more promotions, making more money, and feeling more satisfied with their jobs.

That’s true for men and women: “Partner conscientiousness” predicted future job satisfaction, income, and likelihood of promotion (even after factoring in the participants’ level of conscientiousness.)  Continue reading