1. Some Simple Economics of Crowdfunding
2. Association of Chartered Certified Accountants (ACCA) 2012 http://www.accaglobal.com/content/dam/acca/global/PDF-technical/global-economy/pol-tp-rcm.pdf
3. Cumming , D. J. Leboeuf , G. Schwienbacher , A. 2014 http://papers.ssrn.com/sol3/papers.cfm?abstract_id=2447567