Hope and optimism are surprise guests at Davos
b'Business leaders like Bank of America\\u2019s Brian Moynihan and Microsoft\\u2019s Satya Nadella are attending this week\\u2019s World Economic Forum. In this Viewsroom podcast, Breakingviews columnists give a view from the ground, debate the upbeat tone and explain why politicians stayed home.\\nLearn more about your ad choices. Visit megaphone.fm/adchoices'