New research on nearly 2 million Uber drivers finds a gender earnings gap of 7% even in the complete absence of gender discrimination https://www.aei.org/publication/new-research-on-nearly-2-million-uber-drivers-finds-a-gender-earnings-gap-of-7-even-in-the-complete-absence-of-gender-discrimination/ Study: https://web.stanford.edu/~diamondr/UberPayGap.pdf