Deep Dive: Here are Wall Street’s 19 favorite mid-cap stocks for 2018

A set of mixed results from last year — ranging from a decline of 40{c97747fc6669eeabccae72a612b98144a9761deaf7841779826c1625931c3d62} to a gain of 74{c97747fc6669eeabccae72a612b98144a9761deaf7841779826c1625931c3d62} — shows how difficult it is to pick stocks in the short term. By Phil van Doorn.