BBC Capital columnist and corporate governance expert Lucy Marcus asked several CEOs and other executives at Davos what they’re most concerned about in 2016. Some of their answers might surprise you.

Click on the arrow above to hear what they have to say.

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Lucy Marcus is an award-winning writer, board chair and non-executive director of several organisations. She is also the CEO of Marcus Venture Consulting. Follow her Davos coverage for BBC Capital here and on Twitter @LucyMarcus.