Have you been paying attention to shares of Marriott International (MAR) ? Shares have been on the move with the stock up 5.4% over the past month. The stock hit a new 52-week high of $228.29 in the previous session. Marriott International has gained 1.2% since the start of the year compared to the 16.4% move for the Zacks Consumer Discretionary sector and the 33.8% return for the Zacks Hotels and Motels industry.What's Driving the Outperformance?The stock has an impressive record of positive earnings surpr ...