Abhijit Banerjee and Esther Duflo of the Massachusetts Institute of Technology cite the example of poor Indians, who often say it is hard to resist buying sugary tea, a costly treat that brightens up dark days but is not nutritious.
Take context from the input text and decide on the accurate relationship between 'Esther Duflo' and 'Massachusetts Institute of Technology' from the options provided.
Options: employer, distributed by, location of formation, industry