Adam Hayes, Ph.D., CFA, is a financial writer with 15+ years Wall Street experience as a derivatives trader. Besides his extensive derivative trading expertise, Adam is an expert in economics and ...

The megalithic site of Gunung Padang in the highlands of western Java was constructed some 2,000 years ago over the course of several generations. Similar stone monuments are found across the ...

Tim Smith has 20+ years of experience in the financial services industry, both as a writer and as a trader. Somer G. Anderson is CPA, doctor of accounting, and an accounting and finance professor who ...