Women are much more likely than men to self-finance their business. Rather than go into debt or sell shares, women commonly use personal savings, earnings from the business, home equity loans, credit cards, and family loans to finance their business. In this third in our series of articles for NCWIT and the Kauffman Foundation on the under-representation of women entrepreneurs in the IT field, we survey the social science literature for what it says about the gendered difference in access to capital for entrepreneurs.