Shares of United Parcel Service Inc. (UPS) dropped 5% toward a three-year low in premarket trading Thursday. This follows the package delivery giant's report of third-quarter profit expectations that were higher than anticipated. However, the company missed on revenue and subsequently cut its full-year outlook. These disappointing results are attributed to a slowing economy and … [Read more...] about United Parcel Service Inc. Shares Drop Amid Revenue Miss