2016 was a year of disruptions, both in the political world (Brexit, Trump's election) and in the technology world (cloud, artificial intelligence). CIOs will deal with those disruptions in 2017 and 2018, along with uncertainties about the nature and timing of their impacts. To help CIOs navigate these uncertainties, this report offers Forrester's projections for growth in the tech market, by region and country, by product, and by dimensions like spending on new projects or business technology, as well as advice on what to do if the economic backdrop is better or worse than our projections.