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 ...

Investopedia contributors come from a range of backgrounds, and over 25 years there have been thousands of expert writers and editors who have contributed. Robert Kelly is managing director of XTS ...

1 SDR per currency rates are based on the representative exchange rate for each currency. Chinese renminbi refers to the name of the currency, while Chinese yuan refers to the currency unit. 2 ...