Interesting NPR article: women entrepreneurs less likely then men–why?

NPR Morning Edition:  Why Are Women Less Likely To Become Entrepreneurs Than Men?
by Shankar Vedantam, September 8, 2015

http://www.npr.org/programs/morning-edition/2015/09/08/438464616/morning-edition-for-september-8-2015?showDate=2015-09-08

A great article–directly relevant to our recent reading.  What data can you quote that supports the data provided in this article?  Does it seem like perhaps this issue of thinking “we can’t do it” goes beyond the STEM fields?