Daybreak Weekend: Davos Preview, Oil Volatility, Mester Speaks, Iowa Caucuses

Bloomberg Daybreak Weekend with Tom Busby takes a look at some of the stories we'll be tracking in the coming week.

In the US - we preview the week's upcoming economic data, including retail sales. 

In the UK - we look ahead to the World Economic Forum in Davos

In Asia - we discuss the current climate for chipmakers in China 

In Washington - with the Iowa caucuses right around the corner, new polling suggests that the Republican race is tightening. 

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