# Prof. Anindya Ghose's research on the effectiveness of mobile promotions in crowded subways

1 September 17, 2014 The Wall Street Journal ![Wall Street Journal logo](/sites/default/files/styles/246w/public/assets/images/wsjlogo.jpg?itok=5Qt0z3WX)>

Excerpt from [The Wall Street Journal](http://blogs.wsj.com/cmo/2014/09/17/crowded-train-mobile-marketing/) -- "According to the study, commuters purchased 2.1% of the deals when the train was at two people per square meter, for example, versus 4.3% at five people per square meter. A stuffy train, the study concludes, can effectively send commuters into the hands of brands.'This was the mechanism to cope with the loss of personal space in a crowded situation,' said [Anindya Ghose](http://www.stern.nyu.edu/faculty/bio/anindya-ghose), co-director of Stern’s Center for Business Analytics and co-author of the paper. 'Commuters essentially escape from all of this by going to the personal mobile space.'"

[Read more](http://blogs.wsj.com/cmo/2014/09/17/crowded-train-mobile-marketing/)## More Research by Anindya Ghose

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- [Professor Adam Alter's joint research on categorizing experiences is featured](https://www.stern.nyu.edu/experience-stern/faculty-research/professor-adam-alter-s-joint-research-categorizing-experiences-featured)
- [Professor Lisa Leslie's joint research on flexible work arrangements is referenced](https://www.stern.nyu.edu/experience-stern/faculty-research/professor-lisa-leslie-s-joint-research-flexible-work-arrangements-referenced)
- [Professor Stijn Van Nieuwerburgh's research on the impact of out-of-town real estate buyers on cities is spotlighted](https://www.stern.nyu.edu/experience-stern/faculty-research/professor-stijn-van-nieuwerburgh-s-research-impact-out-town-real-estate-buyers-cities-spotlighted)