Also you keep losteverything employed, and help the environment (for infrequently returned categories of purchase): http://ctl.mit.edu/sites/ctl.mit.edu/files/l

Also you keep losteverything employed, and help the environment (for infrequently returned categories of purchase): http://ctl.mit.edu/sites/ctl.mit.edu/files/library/public/Dimitri-Weideli-Environmental-Analysis-of-US-Online-Shopping_0.pdf http://ctl.mit.edu/sites/ctl.mit.edu/files/library/public/Di... http://www.sciencedirect.com/science/article/pii/S1361920912000521 http://www.sciencedirect.com/science/article/pii/S1361920912...