Items where Author is "Ward, Marvin"

Relihan, Lindsay, Ward, Marvin, Wheat, Chris W. and Farrell, Diana (2020) The early impact of COVID-19 on local commerce: changes in spend across neighborhoods and online. Covid Economics.

Farrell, Diana, Relihan, Lindsay and Ward, Marvin (2018) Shopping, near and far: local commerce in the digital age. . JPMorgan Chase & Co..

Farrell, Diana, Relihan, Lindsay and Ward, Marvin (2017) Going the distance: big data on resident access to everyday goods. . JPMorgan Chase & Co..