1. Airport Economics 2021 Report,2021
2. The appropriate scale of US airport retail activities;Appold;J. Air Transport. Manag.,2006
3. Initial conditions and moment restrictions in dynamic panel data models;Blundell;J. Econom.,1998
4. Impact of Airport Retail Environment on Passenger Emotions and Behvaiour;Bohl,2013
5. XGBoost: a scalable tree boosting system;Chen,2016