His research generally focuses on Digital Marketing (e.g., Socila Media Marketing, Email Marketing, Mobile Marketing), Consumer Shopping Behavior in a Multichannel Environment. Topics in Retailing (e.g., Store Format Choice, Online/Offline Channel Choice). Big Data Challenges in Marketing (e.g., platform economy) Health Economics (e.g., Consumers’ Healthy Behaviors and Choice for Insurances) Choice Models and Hierarchical Bayesian Econometrics