Refer to the input text as context and select the correct relationship between 'Johannes Stroebel' and 'New York University' from the available options.
Options: brand, employer, chief executive officer, founded by

An NBER working paper* published this week by Sumit Agarwal of the National University of Singapore, Souphala Chomsisengphet of the Treasury Department, Neale Mahoney of the University of Chicago and Johannes Stroebel of New York University looks at data from hundreds of millions of credit cards from 2008 to 2014 to work out why the results were so disappointing.
employer