Regulators:

Board of Governors of the Federal Reserve System:
http://www.federalreserve.gov/

China Securities Regulatory Commission:
http://www.csrc.gov.cn/pub/csrc_en/

Commodity Futures Trading Commission:
http://www.cftc.gov/index.htm

European Securities and Markets Authority:
http://www.esma.europa.eu/

Financial Industry Regulatory Authority:
http://www.finra.org/

Financial Conduct Authority (UK):
http://www.fca.org.uk

International Organization of Securities Commissions:
http://www.iosco.org

Monetary Authority of Singapore:
http://www.mas.gov.sg/

National Futures Association:
https://www.nfa.futures.org/

Prudential Regulation Authority (UK):
http://www.bankofengland.co.uk/pra/Pages/default.aspx

State Administration of Foreign Exchange (China):
http://www.safe.gov.cn/

Securities and Exchange Commission:
http://www.sec.gov/

Resources:

Future Industry Association:
http://www.futuresindustry.org/fia-home.asp

Futures Magazine:
http://www.futuresmag.com/

Futures and Options Association:
http://www.foa.co.uk/

Futures and Options World:
http://www.fow.com/

International Swaps and Derivatives Association:
http://www2.isda.org/

John Lothian Newsletter:
http://www.johnlothiannewsletter.com/

Managed Futures Association:
https://www.managedfunds.org/

Securities and Industry Financial Markets Association:
http://www.sifma.org/

The Institute for Financial Markets
http://www.theIFM.org/