U.S. Congressional Research Service's Bitcoin report's interesting references

[Geremia]

From fn #2 on p. 1 (PDF p. 4) of this:

Elwell, Craig Kent, M. Maureen Murphy, Michael V Seitzinger, Library of Congress, and Congressional Research Service. Bitcoin Questions, Answers, and Analysis of Legal Issues. Washington, D.C.: Congressional Research Service, 2013. (updated: January 28, 2015)

I discovered these interesting, free references

Jerry Brito and Andrea Castillo of the Mercatus Center have released

Bitcoin: A Primer for Policymakers

http://mercatus.org/publication/bitcoin-primer-policymakers

and

Federal Reserve Bank of Chicago, Chicago Fed Letter, Bitcoin: A Primer, 2013, available at http://www.chicagofed.org/digital_assets/publications/chicago_fed_letter/2013/cfldecember2013_317.pdf ; and the Bank of England, The Economics of Digital Currencies, Quarterly Bulletin, Q3 2014, available at http://www.bankofengland.co.uk/publications/Documents/quarterlybulletin/2014/qb14q3digitalcurrenciesbitcoin2.pdf.

The first article is written by François R. Velde, senior economist of the Federal Reserve Bank of Chicago.