Politics will be front and center as a catalyst in the first week of the new year CNBC 12/31/2020 Patti Domm The Georgia Senate runoff election is a big event for the market in the week ahead and well beyond,, as it will decide which party controls the U.S. Senate. A win by incumbent Republicans could trigger a relief rally, while an upset by Democrats could cause a sell-off as it creates uncertainty about whether Democrats would raise taxes and make other policy moves that would impact stocks. The December employment report caps a big week of data, and some economists expect less than 100,000 jobs were created, compared to 245,000 in November.