Business Insider has been polling experts to find out what big changes are in store for Wall Street in the coming decade. You can read their 26 biggest predictions here. After many companies have moved toward open offices, the next decade could bring back more private space – though roomy private offices for every mid-level executive may be a thing of the past. Companies will continue moving outside of expensive cities like New York to places like Phoenix, Tampa, and Nashville. And markets like Provo and Indianapolis could be next.